[2026-09-14 02:30:36,693] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:30:36,992] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:30:37,108] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:30:37,110] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:30:37,111] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:30:37,145] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:37,149] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,149] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,149] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,149] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,149] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,149] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,150] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,155] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:37,160] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:30:37,167] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:37,170] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:37,173] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:37,174] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:37,276] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:37,277] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:37,378] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:37,379] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:38,480] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:38,481] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:38,582] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:38,583] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:38,683] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:38,684] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:39,785] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:39,787] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:39,891] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:39,894] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:40,000] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:40,001] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:41,102] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:41,103] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:41,203] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:41,204] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:41,305] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:41,305] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:42,406] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:42,407] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:42,507] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:42,508] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:42,609] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:42,610] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:43,710] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:43,711] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:43,811] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:43,813] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:43,913] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:43,914] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:45,014] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:45,015] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:45,116] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:45,116] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:45,217] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:45,217] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:46,318] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:46,319] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:46,419] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:46,420] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:46,520] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:46,521] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:47,622] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:47,622] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:47,723] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:47,724] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:47,824] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:47,825] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:48,926] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:48,927] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:49,027] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:49,028] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:49,129] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:49,129] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:50,230] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:50,231] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:50,332] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:50,333] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:50,434] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:50,435] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:51,535] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:51,536] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:51,637] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:51,640] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:51,741] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:51,771] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:52,872] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:52,872] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:52,974] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:52,975] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:53,075] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:53,077] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:54,178] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:54,180] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:54,280] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:54,281] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:54,382] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:54,382] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:55,176] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:55,483] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:55,592] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:55,595] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:55,595] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:55,601] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:30:55,610] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:30:55,647] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:30:55,648] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:30:55,649] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:30:55,664] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:30:58,080] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:30:58,405] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:30:58,645] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:30:58,647] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:30:58,648] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:30:58,679] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:58,684] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,684] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,684] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,684] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,684] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,684] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,685] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,685] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,685] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,685] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,686] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,688] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:30:58,695] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:30:58,701] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:58,704] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:30:58,704] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:58,707] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:58,811] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:58,812] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:30:58,915] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:30:58,917] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:00,019] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:00,020] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:00,121] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:00,121] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:00,222] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:00,223] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:01,324] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:01,325] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:01,426] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:01,427] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:01,528] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:01,529] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:02,630] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:02,631] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:02,732] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:02,732] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:02,833] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:02,833] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:03,934] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:03,935] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:04,042] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:04,042] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:04,143] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:04,144] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:05,245] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:05,245] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:05,346] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:05,347] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:05,450] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:05,451] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:06,553] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:06,554] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:06,655] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:06,656] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:06,757] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:06,758] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:07,860] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:07,860] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:07,961] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:07,962] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:08,062] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:08,063] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:09,163] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:09,164] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:09,269] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:09,270] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:09,371] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:09,371] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:10,472] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:10,473] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:10,573] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:10,574] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:10,675] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:10,675] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:11,776] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:11,777] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:11,877] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:11,878] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:11,979] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:11,979] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:13,080] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:13,081] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:13,181] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:13,182] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:13,283] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:13,283] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:14,384] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:14,385] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:14,486] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:14,487] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:14,588] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:14,589] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:15,690] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:15,691] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:15,791] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:15,792] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:15,893] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:15,893] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:16,705] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:16,994] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:17,103] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:17,106] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:17,107] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:17,110] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:17,111] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:31:17,128] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:31:17,129] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:31:17,129] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:17,131] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:31:19,684] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:31:19,962] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:31:20,097] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:31:20,100] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:31:20,100] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:31:20,129] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:20,134] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,134] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,134] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,134] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,134] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,135] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,135] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,135] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,136] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,137] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,140] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:20,150] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:31:20,161] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:20,163] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:20,166] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:20,169] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:20,270] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:20,270] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:20,374] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:20,376] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:21,477] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:21,478] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:21,579] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:21,580] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:21,681] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:21,682] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:22,783] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:22,784] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:22,885] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:22,885] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:22,987] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:22,987] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:24,089] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:24,090] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:24,191] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:24,192] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:24,293] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:24,294] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:25,413] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:25,414] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:25,514] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:25,515] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:25,616] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:25,617] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:26,717] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:26,718] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:26,819] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:26,819] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:26,920] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:26,921] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:28,022] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:28,023] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:28,123] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:28,124] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:28,224] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:28,225] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:29,326] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:29,327] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:29,427] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:29,428] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:29,530] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:29,533] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:30,634] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:30,635] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:30,735] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:30,736] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:30,836] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:30,837] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:31,938] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:31,938] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:32,039] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:32,040] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:32,141] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:32,141] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:33,242] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:33,243] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:33,343] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:33,344] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:33,446] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:33,446] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:34,547] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:34,548] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:34,649] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:34,650] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:34,750] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:34,751] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:35,852] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:35,853] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:35,954] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:35,954] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:36,055] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:36,056] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:37,156] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:37,157] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:37,258] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:37,258] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:37,359] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:37,359] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:38,170] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:38,460] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:38,564] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:38,565] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:38,567] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:38,569] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:38,570] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:31:38,580] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:31:38,580] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:31:38,580] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:38,582] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:31:40,206] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:31:40,447] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:31:40,536] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:31:40,538] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:31:40,538] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:31:40,562] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:40,566] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,566] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,566] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,566] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,566] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,566] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,567] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,569] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:40,573] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:31:40,579] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:40,581] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:40,583] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:40,586] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:40,689] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:40,689] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:40,790] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:40,791] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:41,892] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:41,898] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:42,000] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:42,001] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:42,103] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:42,103] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:43,205] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:43,206] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:43,310] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:43,311] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:43,417] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:43,422] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:44,522] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:44,523] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:44,624] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:44,625] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:44,726] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:44,727] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:45,829] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:45,829] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:45,930] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:45,931] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:46,031] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:46,033] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:47,134] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:47,134] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:47,240] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:47,240] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:47,341] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:47,342] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:48,442] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:48,443] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:48,544] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:48,545] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:48,645] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:48,646] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:49,747] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:49,747] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:49,848] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:49,849] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:49,949] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:49,950] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:51,051] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:51,051] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:51,152] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:51,153] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:51,253] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:51,254] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:52,354] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:52,355] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:52,456] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:52,456] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:52,557] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:52,558] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:53,658] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:53,659] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:53,760] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:53,760] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:53,861] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:53,862] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:54,963] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:54,963] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:55,064] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:55,065] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:55,166] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:55,166] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:56,271] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:56,271] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:56,372] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:56,373] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:56,473] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:56,474] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:57,575] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:57,575] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:57,676] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:57,677] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:57,777] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:57,778] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:31:58,584] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:58,879] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:58,983] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:31:58,983] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:31:58,985] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:31:58,987] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:58,988] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:31:58,997] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:31:58,998] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:31:58,998] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:31:58,999] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:32:00,616] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:32:00,885] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:32:00,981] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:32:00,983] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:32:00,983] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:32:01,008] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:01,013] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,013] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,014] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,016] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:01,020] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:32:01,026] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:01,028] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:01,029] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:01,031] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:01,134] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:01,135] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:01,235] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:01,236] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:02,337] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:02,338] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:02,439] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:02,439] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:02,540] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:02,541] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:03,642] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:03,643] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:03,745] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:03,747] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:03,855] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:03,856] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:04,957] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:04,959] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:05,060] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:05,061] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:05,162] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:05,163] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:06,265] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:06,265] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:06,366] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:06,367] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:06,468] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:06,468] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:07,569] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:07,570] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:07,671] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:07,672] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:07,772] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:07,773] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:08,874] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:08,875] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:08,976] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:08,976] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:09,077] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:09,078] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:10,180] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:10,180] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:10,281] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:10,282] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:10,382] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:10,383] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:11,484] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:11,485] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:11,586] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:11,587] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:11,687] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:11,688] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:12,789] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:12,790] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:12,890] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:12,891] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:12,992] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:12,993] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:14,094] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:14,094] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:14,195] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:14,196] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:14,296] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:14,297] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:15,398] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:15,399] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:15,500] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:15,500] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:15,601] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:15,602] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:16,703] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:16,703] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:16,804] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:16,805] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:16,905] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:16,906] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:18,007] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:18,008] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:18,114] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:18,115] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:18,215] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:18,216] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:19,029] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:19,317] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:19,426] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:19,426] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:19,429] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:19,432] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:32:19,434] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:32:19,447] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:32:19,448] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:32:19,448] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:32:19,450] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:32:21,393] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:32:21,614] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:32:21,699] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:32:21,700] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:32:21,701] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:32:21,724] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:21,728] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,728] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,728] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,728] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,728] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,729] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,731] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:21,736] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:32:21,744] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:21,747] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:21,751] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:21,752] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:21,855] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:21,856] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:21,956] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:21,957] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:23,058] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:23,059] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:23,159] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:23,160] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:23,262] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:23,263] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:24,364] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:24,365] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:24,465] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:24,466] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:24,567] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:24,568] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:25,668] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:25,670] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:25,771] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:25,772] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:25,873] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:25,873] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:26,974] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:26,975] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:27,076] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:27,076] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:27,177] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:27,177] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:28,278] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:28,279] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:28,379] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:28,380] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:28,481] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:28,482] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:29,583] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:29,584] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:29,685] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:29,686] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:29,787] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:29,794] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:30,895] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:30,896] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:30,997] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:30,997] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:31,098] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:31,098] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:32,199] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:32,200] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:32,301] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:32,303] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:32,404] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:32,408] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:33,509] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:33,510] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:33,610] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:33,611] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:33,712] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:33,712] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:34,814] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:34,815] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:34,916] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:34,916] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:35,017] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:35,017] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:36,118] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:36,119] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:36,221] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:36,221] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:36,322] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:36,322] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:37,423] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:37,424] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:37,525] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:37,526] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:37,628] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:37,629] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:38,730] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:38,731] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:38,832] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:38,832] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:38,933] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:38,934] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:39,752] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:40,034] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:40,142] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:40,142] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:40,144] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:40,147] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:32:40,147] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:32:40,163] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:32:40,164] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:32:40,164] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:32:40,166] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:32:42,239] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:32:42,526] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:32:42,644] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:32:42,646] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:32:42,647] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:32:42,671] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:42,675] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,675] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,675] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,675] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,675] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,675] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,676] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,678] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:32:42,682] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:32:42,688] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:42,690] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:42,691] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:32:42,694] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:42,803] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:42,804] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:42,907] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:42,908] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:44,009] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:44,010] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:44,110] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:44,111] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:44,212] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:44,212] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:45,313] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:45,314] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:45,415] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:45,416] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:45,516] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:45,517] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:46,618] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:46,619] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:46,720] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:46,721] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:46,821] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:46,822] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:47,923] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:47,924] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:48,025] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:48,025] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:48,126] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:48,127] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:49,228] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:49,228] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:49,329] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:49,330] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:49,431] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:49,431] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:50,532] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:50,533] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:50,633] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:50,634] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:50,735] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:50,735] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:51,836] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:51,837] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:51,938] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:51,938] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:52,039] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:52,039] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:53,140] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:53,146] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:53,247] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:53,248] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:53,348] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:53,349] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:54,449] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:54,450] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:54,551] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:54,552] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:54,654] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:54,655] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:55,756] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:55,757] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:55,857] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:55,859] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:55,959] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:55,960] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:57,062] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:57,063] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:57,164] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:57,164] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:57,265] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:57,291] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:58,391] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:58,392] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:58,493] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:58,493] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:58,594] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:58,595] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:59,696] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:59,697] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:59,797] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:59,798] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:32:59,898] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:32:59,899] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:00,692] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:01,000] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:01,103] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:01,104] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:01,105] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:01,109] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:01,109] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:01,120] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:33:01,121] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:33:01,121] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:01,122] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:02,637] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:33:02,855] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:33:02,940] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:33:02,941] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:33:02,941] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:33:02,965] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:02,969] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,969] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,970] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,972] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:02,975] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:33:02,981] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:02,983] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:02,984] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:02,987] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:03,090] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:03,090] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:03,191] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:03,192] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:04,293] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:04,293] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:04,394] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:04,395] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:04,497] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:04,498] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:05,599] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:05,600] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:05,703] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:05,704] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:05,806] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:05,807] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:06,908] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:06,908] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:07,009] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:07,010] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:07,111] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:07,111] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:08,212] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:08,213] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:08,314] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:08,314] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:08,415] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:08,415] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:09,516] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:09,517] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:09,618] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:09,618] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:09,719] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:09,720] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:10,821] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:10,821] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:10,922] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:10,923] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:11,023] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:11,024] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:12,125] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:12,125] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:12,226] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:12,227] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:12,327] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:12,328] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:13,429] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:13,429] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:13,530] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:13,531] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:13,631] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:13,632] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:14,733] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:14,733] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:14,834] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:14,834] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:14,935] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:14,936] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:16,037] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:16,037] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:16,138] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:16,139] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:16,239] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:16,240] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:17,341] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:17,341] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:17,442] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:17,443] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:17,544] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:17,544] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:18,645] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:18,646] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:18,747] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:18,749] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:18,849] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:18,850] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:19,951] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:19,952] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:20,052] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:20,053] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:20,154] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:20,154] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:20,984] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:21,255] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:21,358] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:21,359] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:21,360] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:21,362] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:21,363] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:21,371] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:33:21,371] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:33:21,371] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:21,372] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:23,695] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:33:23,956] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:33:24,058] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:33:24,060] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:33:24,061] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:33:24,089] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:24,094] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,094] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,095] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,095] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,095] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,095] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,096] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,099] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:24,103] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:33:24,109] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:24,111] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:24,113] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:24,117] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:24,220] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:24,221] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:24,321] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:24,322] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:25,423] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:25,424] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:25,525] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:25,525] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:25,626] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:25,627] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:26,728] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:26,729] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:26,830] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:26,831] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:26,932] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:26,938] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:28,038] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:28,039] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:28,140] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:28,141] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:28,242] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:28,242] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:29,343] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:29,344] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:29,445] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:29,445] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:29,546] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:29,546] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:30,647] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:30,648] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:30,748] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:30,749] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:30,850] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:30,851] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:31,951] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:31,952] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:32,053] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:32,054] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:32,156] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:32,157] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:33,260] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:33,261] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:33,362] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:33,363] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:33,463] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:33,464] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:34,565] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:34,566] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:34,667] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:34,667] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:34,773] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:34,774] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:35,874] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:35,875] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:35,976] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:35,976] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:36,077] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:36,078] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:37,179] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:37,179] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:37,280] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:37,281] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:37,381] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:37,382] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:38,483] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:38,484] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:38,584] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:38,585] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:38,686] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:38,687] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:39,788] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:39,789] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:39,891] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:39,891] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:39,992] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:39,993] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:41,094] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:41,094] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:41,195] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:41,196] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:41,296] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:41,297] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:42,112] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:42,398] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:42,502] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:42,502] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:42,503] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:42,513] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:42,515] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:42,545] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:33:42,548] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:33:42,548] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:33:42,582] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:33:45,102] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:33:45,397] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:33:45,492] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:33:45,494] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:33:45,494] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:33:45,518] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:45,522] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,522] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,522] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,522] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,522] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,522] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,523] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,525] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:33:45,529] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:33:45,535] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:45,536] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:33:45,537] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:45,540] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:45,643] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:45,643] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:45,744] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:45,745] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:46,846] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:46,847] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:46,948] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:46,948] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:47,049] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:47,050] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:48,151] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:48,152] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:48,253] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:48,253] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:48,354] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:48,358] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:49,459] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:49,461] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:49,562] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:49,563] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:49,664] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:49,664] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:50,765] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:50,766] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:50,867] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:50,867] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:50,968] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:50,969] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:52,069] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:52,070] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:52,174] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:52,175] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:52,276] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:52,277] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:53,378] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:53,378] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:53,479] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:53,480] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:53,580] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:53,584] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:54,685] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:54,686] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:54,786] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:54,787] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:54,887] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:54,888] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:55,989] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:55,990] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:56,090] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:56,091] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:56,192] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:56,193] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:57,294] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:57,295] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:57,395] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:57,396] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:57,498] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:57,501] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:58,602] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:58,603] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:58,703] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:58,704] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:58,805] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:58,805] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:33:59,906] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:33:59,907] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:00,008] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:00,008] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:00,109] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:00,110] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:01,210] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:01,211] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:01,312] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:01,312] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:01,413] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:01,414] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:02,515] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:02,516] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:02,617] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:02,617] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:02,718] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:02,719] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:03,537] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:03,820] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:03,924] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:03,925] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:03,926] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:03,932] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:03,933] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:03,944] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:34:03,944] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:34:03,944] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:03,946] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:06,884] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:34:07,708] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:34:07,888] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:34:07,890] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:34:07,890] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:34:07,916] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:07,922] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,922] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,922] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,923] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,923] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,923] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,924] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,925] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,927] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:07,933] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:34:07,941] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:07,944] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:07,950] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:07,954] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:08,058] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:08,059] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:08,160] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:08,170] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:09,271] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:09,271] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:09,372] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:09,373] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:09,475] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:09,476] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:10,577] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:10,578] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:10,679] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:10,680] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:10,780] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:10,781] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:11,882] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:11,883] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:11,984] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:11,985] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:12,086] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:12,086] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:13,191] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:13,191] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:13,292] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:13,293] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:13,394] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:13,395] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:14,495] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:14,496] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:14,597] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:14,598] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:14,698] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:14,699] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:15,800] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:15,801] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:15,902] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:15,903] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:16,003] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:16,004] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:17,105] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:17,106] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:17,206] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:17,207] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:17,308] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:17,309] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:18,409] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:18,410] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:18,510] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:18,511] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:18,612] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:18,612] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:19,713] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:19,713] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:19,814] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:19,815] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:19,915] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:19,916] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:21,017] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:21,018] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:21,119] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:21,119] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:21,220] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:21,221] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:22,321] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:22,322] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:22,422] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:22,423] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:22,523] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:22,524] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:23,625] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:23,626] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:23,727] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:23,728] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:23,829] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:23,830] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:24,930] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:24,931] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:25,032] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:25,032] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:25,133] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:25,134] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:25,946] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:26,234] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:26,338] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:26,339] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:26,341] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:26,344] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:26,345] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:26,353] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:34:26,354] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:34:26,354] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:26,355] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:28,771] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:34:29,601] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:34:29,789] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:34:29,791] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:34:29,792] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:34:29,816] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:29,822] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,822] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,822] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,822] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,822] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,822] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,836] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,836] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,836] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,837] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,842] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:29,847] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:34:29,854] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:29,859] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:29,861] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:29,864] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:29,971] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:29,971] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:30,074] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:30,075] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:31,176] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:31,177] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:31,283] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:31,284] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:31,386] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:31,386] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:32,487] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:32,488] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:32,589] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:32,589] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:32,690] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:32,691] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:33,792] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:33,793] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:33,894] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:33,894] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:33,995] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:33,996] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:35,097] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:35,098] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:35,199] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:35,199] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:35,300] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:35,301] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:36,402] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:36,402] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:36,503] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:36,504] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:36,605] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:36,606] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:37,707] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:37,708] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:37,809] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:37,809] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:37,911] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:37,912] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:39,013] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:39,014] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:39,114] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:39,115] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:39,215] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:39,216] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:40,317] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:40,317] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:40,418] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:40,419] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:40,519] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:40,520] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:41,620] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:41,621] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:41,722] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:41,722] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:41,824] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:41,824] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:42,925] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:42,925] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:43,026] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:43,027] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:43,128] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:43,152] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:44,253] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:44,255] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:44,356] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:44,356] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:44,457] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:44,458] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:45,559] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:45,560] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:45,660] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:45,661] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:45,762] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:45,763] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:46,864] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:46,865] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:46,965] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:46,966] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:47,067] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:47,067] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:47,864] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:48,168] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:48,272] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:48,273] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:48,274] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:48,280] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:48,281] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:48,325] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:34:48,326] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:34:48,326] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:34:48,329] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:34:50,145] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:34:50,411] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:34:50,591] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:34:50,593] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:34:50,594] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:34:50,618] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:50,622] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,622] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,623] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,623] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,623] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,623] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,624] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,625] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,625] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,625] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,625] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,633] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:34:50,639] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:34:50,658] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:50,659] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:34:50,662] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:50,665] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:50,768] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:50,769] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:50,871] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:50,873] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:51,974] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:51,976] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:52,077] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:52,079] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:52,181] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:52,181] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:53,282] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:53,283] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:53,386] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:53,387] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:53,492] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:53,492] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:54,594] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:54,595] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:54,696] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:54,697] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:54,804] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:54,805] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:55,905] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:55,906] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:56,007] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:56,008] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:56,109] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:56,110] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:57,211] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:57,211] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:57,312] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:57,313] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:57,414] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:57,415] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:58,516] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:58,516] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:58,617] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:58,618] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:58,718] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:58,719] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:59,820] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:59,820] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:34:59,921] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:34:59,922] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:00,023] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:00,023] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:01,124] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:01,125] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:01,225] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:01,226] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:01,327] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:01,327] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:02,428] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:02,429] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:02,529] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:02,530] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:02,630] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:02,632] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:03,734] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:03,735] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:03,838] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:03,838] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:03,939] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:03,940] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:05,041] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:05,042] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:05,142] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:05,143] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:05,244] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:05,244] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:06,345] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:06,346] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:06,447] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:06,447] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:06,548] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:06,549] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:07,650] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:07,652] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:07,753] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:07,754] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:07,855] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:07,855] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:08,660] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:08,956] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:09,065] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:09,066] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:09,066] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:09,069] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:09,069] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:09,091] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:35:09,091] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:35:09,092] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:09,097] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:11,404] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:35:11,789] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:35:11,937] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:35:11,939] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:35:11,939] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:35:11,964] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:11,970] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,970] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,972] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,972] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,972] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,972] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,973] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,974] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,974] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,974] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,974] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,974] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,979] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:11,985] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:35:11,996] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:11,999] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:11,999] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:12,003] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:12,107] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:12,108] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:12,209] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:12,209] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:13,310] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:13,311] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:13,411] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:13,412] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:13,513] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:13,513] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:14,614] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:14,616] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:14,717] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:14,718] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:14,818] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:14,819] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:15,920] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:15,921] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:16,022] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:16,023] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:16,123] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:16,124] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:17,225] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:17,226] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:17,327] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:17,328] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:17,429] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:17,430] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:18,533] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:18,534] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:18,635] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:18,636] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:18,742] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:18,742] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:19,843] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:19,844] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:19,945] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:19,946] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:20,047] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:20,047] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:21,148] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:21,149] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:21,250] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:21,250] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:21,351] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:21,352] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:22,452] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:22,453] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:22,554] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:22,555] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:22,655] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:22,656] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:23,757] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:23,758] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:23,858] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:23,859] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:23,960] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:23,960] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:25,061] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:25,062] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:25,162] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:25,163] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:25,264] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:25,264] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:26,365] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:26,366] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:26,466] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:26,467] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:26,568] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:26,568] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:27,669] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:27,670] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:27,770] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:27,772] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:27,873] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:27,874] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:28,975] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:28,975] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:29,076] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:29,077] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:29,178] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:29,178] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:30,000] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:30,279] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:30,383] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:30,384] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:30,386] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:30,388] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:30,389] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:30,397] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:35:30,398] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:35:30,398] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:30,399] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:32,000] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:35:32,310] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:35:32,422] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:35:32,424] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:35:32,424] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:35:32,452] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:32,457] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,457] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,457] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,457] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,457] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,457] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,465] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,468] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:32,473] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:35:32,480] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:32,484] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:32,487] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:32,490] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:32,594] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:32,595] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:32,695] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:32,696] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:33,797] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:33,798] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:33,900] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:33,901] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:34,002] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:34,003] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:35,104] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:35,105] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:35,206] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:35,206] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:35,307] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:35,308] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:36,409] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:36,410] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:36,511] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:36,511] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:36,612] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:36,613] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:37,714] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:37,715] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:37,815] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:37,816] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:37,917] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:37,917] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:39,018] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:39,019] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:39,120] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:39,121] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:39,221] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:39,223] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:40,325] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:40,326] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:40,426] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:40,427] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:40,528] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:40,529] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:41,630] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:41,631] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:41,732] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:41,732] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:41,833] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:41,834] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:42,935] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:42,936] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:43,037] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:43,037] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:43,143] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:43,144] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:44,245] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:44,246] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:44,349] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:44,349] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:44,450] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:44,451] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:45,552] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:45,553] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:45,653] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:45,654] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:45,755] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:45,756] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:46,856] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:46,857] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:46,958] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:46,959] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:47,059] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:47,060] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:48,161] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:48,162] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:48,263] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:48,264] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:48,364] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:48,365] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:49,466] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:49,467] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:49,568] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:49,568] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:49,669] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:49,670] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:50,488] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:50,770] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:50,881] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:50,881] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:50,884] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:50,896] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:50,899] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:50,911] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:35:50,912] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:35:50,912] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:35:50,914] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:35:53,097] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:35:53,690] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:35:53,998] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:35:54,000] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:35:54,002] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:35:54,087] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:54,104] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,104] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,108] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,108] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,108] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,108] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,109] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,109] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,110] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,111] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,117] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:35:54,122] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:35:54,145] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:54,172] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:35:54,172] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:54,176] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:54,283] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:54,284] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:54,388] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:54,390] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:55,491] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:55,491] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:55,592] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:55,593] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:55,694] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:55,695] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:56,796] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:56,797] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:56,898] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:56,898] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:56,999] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:57,000] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:58,101] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:58,102] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:58,202] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:58,203] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:58,304] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:58,304] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:59,405] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:59,406] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:59,507] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:59,507] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:35:59,608] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:35:59,609] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:00,710] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:00,711] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:00,811] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:00,813] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:00,916] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:00,920] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:02,022] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:02,023] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:02,124] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:02,124] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:02,225] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:02,226] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:03,327] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:03,328] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:03,429] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:03,429] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:03,530] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:03,531] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:04,632] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:04,632] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:04,733] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:04,734] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:04,834] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:04,835] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:05,935] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:05,936] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:06,037] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:06,037] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:06,142] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:06,143] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:07,244] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:07,245] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:07,346] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:07,348] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:07,448] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:07,449] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:08,549] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:08,550] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:08,651] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:08,651] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:08,752] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:08,753] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:09,853] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:09,854] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:09,955] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:09,955] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:10,056] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:10,057] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:11,158] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:11,159] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:11,259] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:11,260] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:11,361] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:11,361] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:12,174] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:12,462] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:12,569] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:12,569] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:12,571] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:12,573] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:12,574] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:12,611] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:36:12,612] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:36:12,612] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:12,614] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:14,307] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:36:14,506] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:36:14,593] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:36:14,594] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:36:14,595] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:36:14,619] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:14,623] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,623] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,623] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,623] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,623] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,624] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,625] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,625] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,625] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,627] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:14,631] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:36:14,638] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:14,640] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:14,643] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:14,646] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:14,749] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:14,749] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:14,850] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:14,851] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:15,952] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:15,953] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:16,054] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:16,055] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:16,156] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:16,156] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:17,258] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:17,259] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:17,359] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:17,360] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:17,461] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:17,462] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:18,563] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:18,564] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:18,665] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:18,665] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:18,766] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:18,767] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:19,868] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:19,869] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:19,970] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:19,971] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:20,072] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:20,073] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:21,174] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:21,174] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:21,275] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:21,276] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:21,376] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:21,377] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:22,479] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:22,480] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:22,581] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:22,581] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:22,682] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:22,682] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:23,783] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:23,784] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:23,885] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:23,886] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:23,986] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:23,987] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:25,088] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:25,089] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:25,190] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:25,190] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:25,291] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:25,291] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:26,392] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:26,393] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:26,494] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:26,496] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:26,598] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:26,604] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:27,705] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:27,706] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:27,807] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:27,807] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:27,908] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:27,909] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:29,010] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:29,011] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:29,112] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:29,113] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:29,214] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:29,215] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:30,316] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:30,318] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:30,419] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:30,420] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:30,520] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:30,522] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:31,623] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:31,624] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:31,724] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:31,725] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:31,825] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:31,826] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:32,641] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:32,927] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:33,030] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:33,031] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:33,032] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:33,034] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:33,035] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:33,043] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:36:33,043] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:36:33,043] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:33,044] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:35,024] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:36:35,318] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:36:35,487] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:36:35,493] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:36:35,495] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:36:35,529] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:35,536] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,536] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,536] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,536] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,537] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,537] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,545] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,545] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,546] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,547] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,550] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:35,557] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:36:35,566] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:35,570] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:35,572] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:35,578] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:35,686] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:35,700] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:35,804] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:35,805] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:36,906] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:36,907] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:37,007] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:37,008] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:37,109] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:37,110] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:38,211] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:38,212] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:38,312] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:38,313] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:38,418] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:38,419] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:39,520] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:39,521] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:39,622] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:39,623] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:39,724] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:39,724] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:40,825] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:40,826] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:40,927] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:40,927] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:41,028] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:41,029] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:42,130] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:42,130] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:42,231] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:42,232] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:42,333] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:42,334] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:43,435] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:43,436] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:43,537] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:43,537] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:43,638] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:43,639] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:44,740] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:44,740] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:44,841] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:44,841] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:44,942] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:44,943] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:46,044] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:46,044] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:46,145] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:46,146] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:46,246] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:46,247] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:47,348] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:47,348] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:47,449] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:47,450] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:47,550] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:47,551] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:48,652] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:48,652] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:48,753] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:48,754] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:48,856] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:48,857] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:49,957] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:49,959] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:50,060] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:50,061] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:50,161] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:50,163] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:51,264] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:51,265] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:51,365] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:51,366] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:51,467] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:51,468] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:52,569] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:52,571] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:52,672] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:52,673] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:52,773] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:52,774] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:53,573] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:53,875] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:53,983] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:53,985] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:53,986] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:53,988] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:53,989] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:54,000] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:36:54,000] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:36:54,001] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:36:54,006] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:36:57,071] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:36:57,530] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:36:57,751] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:36:57,753] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:36:57,754] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:36:57,786] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:57,792] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,792] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,792] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,792] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,792] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,792] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,794] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,794] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,794] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,795] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,799] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:36:57,806] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:36:57,816] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:57,823] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:36:57,828] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:57,834] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:57,937] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:57,938] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:58,039] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:58,040] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:59,141] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:59,142] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:59,243] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:59,244] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:36:59,345] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:36:59,345] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:00,446] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:00,447] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:00,562] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:00,563] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:00,669] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:00,669] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:01,770] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:01,771] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:01,872] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:01,873] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:01,974] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:01,974] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:03,075] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:03,076] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:03,177] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:03,178] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:03,278] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:03,279] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:04,380] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:04,381] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:04,481] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:04,482] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:04,583] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:04,584] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:05,685] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:05,685] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:05,786] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:05,787] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:05,888] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:05,889] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:06,990] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:06,991] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:07,091] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:07,092] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:07,193] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:07,194] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:08,294] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:08,295] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:08,396] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:08,396] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:08,497] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:08,498] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:09,598] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:09,599] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:09,700] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:09,701] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:09,801] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:09,802] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:10,903] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:10,903] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:11,004] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:11,005] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:11,105] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:11,106] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:12,213] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:12,214] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:12,315] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:12,316] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:12,417] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:12,417] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:13,518] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:13,519] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:13,621] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:13,622] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:13,723] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:13,725] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:14,826] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:14,826] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:14,927] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:14,928] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:15,028] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:15,029] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:15,827] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:16,130] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:16,235] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:16,236] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:16,243] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:16,246] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:16,247] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:37:16,256] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:37:16,256] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:37:16,257] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:16,258] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:37:18,914] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:37:20,190] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:37:20,624] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:37:20,626] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:37:20,628] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:37:20,699] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:20,710] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,710] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,710] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,710] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,710] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,710] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,711] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,711] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,711] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,712] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,719] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:20,731] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:37:20,751] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:20,755] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:20,762] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:20,777] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:20,881] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:20,882] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:20,986] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:20,990] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:22,092] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:22,092] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:22,193] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:22,194] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:22,296] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:22,297] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:23,398] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:23,399] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:23,500] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:23,501] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:23,601] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:23,602] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:24,703] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:24,704] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:24,805] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:24,806] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:24,907] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:24,908] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:26,010] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:26,011] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:26,112] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:26,112] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:26,213] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:26,214] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:27,315] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:27,315] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:27,416] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:27,417] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:27,518] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:27,519] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:28,620] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:28,620] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:28,721] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:28,722] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:28,823] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:28,824] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:29,925] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:29,925] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:30,026] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:30,027] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:30,128] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:30,128] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:31,229] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:31,230] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:31,331] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:31,332] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:31,432] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:31,433] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:32,534] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:32,534] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:32,635] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:32,636] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:32,737] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:32,737] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:33,838] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:33,839] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:33,940] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:33,941] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:34,042] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:34,043] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:35,144] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:35,145] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:35,246] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:35,246] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:35,347] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:35,348] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:36,449] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:36,449] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:36,550] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:36,551] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:36,652] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:36,653] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:37,754] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:37,755] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:37,856] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:37,857] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:37,957] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:37,958] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:38,760] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:39,059] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:39,170] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:39,172] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:39,174] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:39,175] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:39,176] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:37:39,190] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:37:39,191] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:37:39,191] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:39,204] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:37:41,011] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:37:41,282] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:37:41,384] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:37:41,385] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:37:41,386] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:37:41,417] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:41,422] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,422] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,422] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,422] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,422] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,422] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,426] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,427] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,428] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,428] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,430] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:41,435] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:37:41,442] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:41,451] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:41,453] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:41,456] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:41,560] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:41,561] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:41,664] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:41,666] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:42,769] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:42,770] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:42,871] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:42,871] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:42,972] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:42,973] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:44,074] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:44,075] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:44,177] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:44,178] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:44,283] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:44,285] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:45,387] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:45,388] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:45,489] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:45,491] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:45,592] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:45,593] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:46,696] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:46,698] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:46,801] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:46,802] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:46,902] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:46,903] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:48,004] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:48,005] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:48,105] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:48,106] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:48,207] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:48,207] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:49,308] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:49,309] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:49,410] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:49,422] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:49,523] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:49,523] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:50,624] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:50,625] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:50,726] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:50,726] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:50,827] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:50,828] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:51,929] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:51,929] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:52,030] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:52,031] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:52,132] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:52,132] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:53,233] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:53,234] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:53,335] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:53,355] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:53,456] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:53,459] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:54,560] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:54,561] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:54,661] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:54,662] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:54,763] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:54,763] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:55,864] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:55,865] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:55,965] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:55,984] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:56,085] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:56,086] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:57,187] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:57,189] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:57,290] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:57,291] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:57,391] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:57,392] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:58,493] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:58,494] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:58,594] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:58,595] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:58,696] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:58,696] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:37:59,452] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:59,797] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:59,905] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:37:59,905] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:37:59,908] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:37:59,910] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:59,911] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:37:59,931] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:37:59,932] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:37:59,932] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:37:59,938] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:38:01,907] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:38:02,280] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:38:02,410] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:38:02,412] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:38:02,412] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:38:02,469] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:02,478] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,478] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,479] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,480] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,480] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,480] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,480] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,481] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,484] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:02,493] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:38:02,503] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:02,505] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:02,511] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:02,512] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:02,616] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:02,616] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:02,721] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:02,725] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:03,827] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:03,828] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:03,929] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:03,929] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:04,030] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:04,031] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:05,132] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:05,133] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:05,234] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:05,235] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:05,338] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:05,339] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:06,440] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:06,441] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:06,542] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:06,543] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:06,644] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:06,644] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:07,745] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:07,746] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:07,847] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:07,852] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:07,953] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:07,953] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:09,055] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:09,056] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:09,157] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:09,158] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:09,261] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:09,263] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:10,364] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:10,365] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:10,465] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:10,466] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:10,569] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:10,569] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:11,672] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:11,673] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:11,773] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:11,774] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:11,875] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:11,875] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:12,976] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:12,977] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:13,078] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:13,079] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:13,179] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:13,180] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:14,281] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:14,282] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:14,382] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:14,383] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:14,484] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:14,484] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:15,585] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:15,586] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:15,686] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:15,687] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:15,788] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:15,788] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:16,889] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:16,890] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:16,990] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:16,994] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:17,095] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:17,095] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:18,196] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:18,197] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:18,297] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:18,298] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:18,399] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:18,399] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:19,500] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:19,501] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:19,601] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:19,602] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:19,703] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:19,703] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:20,515] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:20,804] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:20,907] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:20,908] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:20,909] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:20,911] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:38:20,912] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:38:20,921] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:38:20,921] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:38:20,921] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:38:20,937] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:38:22,639] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:38:22,848] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:38:22,940] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:38:22,942] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:38:22,942] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:38:22,966] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:22,970] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,970] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,970] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,970] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,970] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,971] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,971] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,971] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,971] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,971] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,972] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,974] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:22,978] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:38:22,984] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:22,987] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:22,987] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:22,993] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:23,097] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:23,098] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:23,199] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:23,199] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:24,300] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:24,301] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:24,402] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:24,403] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:24,504] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:24,504] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:25,606] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:25,607] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:25,708] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:25,709] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:25,811] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:25,811] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:26,913] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:26,914] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:27,014] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:27,015] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:27,116] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:27,116] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:28,217] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:28,218] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:28,319] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:28,320] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:28,421] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:28,421] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:29,522] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:29,523] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:29,624] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:29,625] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:29,726] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:29,727] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:30,828] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:30,829] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:30,929] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:30,930] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:31,031] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:31,032] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:32,132] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:32,133] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:32,234] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:32,235] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:32,335] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:32,336] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:33,437] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:33,438] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:33,538] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:33,539] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:33,640] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:33,640] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:34,741] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:34,742] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:34,843] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:34,843] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:34,946] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:34,947] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:36,048] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:36,051] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:36,152] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:36,153] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:36,253] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:36,254] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:37,355] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:37,356] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:37,456] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:37,457] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:37,558] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:37,559] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:38,660] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:38,660] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:38,761] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:38,762] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:38,863] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:38,863] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:39,964] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:39,965] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:40,065] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:40,066] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:40,167] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:40,167] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:40,989] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:41,268] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:41,373] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:41,373] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:41,375] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:41,377] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:38:41,377] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:38:41,387] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:38:41,387] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:38:41,387] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:38:41,389] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:38:42,976] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:38:43,315] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:38:43,478] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:38:43,480] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:38:43,480] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:38:43,514] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:43,519] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,519] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,519] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,519] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,519] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,519] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,520] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,520] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,520] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,520] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,520] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,521] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,523] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:38:43,530] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:38:43,537] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:43,541] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:43,542] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:38:43,544] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:43,648] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:43,649] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:43,750] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:43,751] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:44,853] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:44,856] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:44,957] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:44,958] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:45,059] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:45,060] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:46,162] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:46,164] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:46,265] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:46,265] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:46,366] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:46,367] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:47,468] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:47,469] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:47,570] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:47,571] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:47,672] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:47,672] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:48,773] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:48,774] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:48,876] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:48,877] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:48,977] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:48,978] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:50,079] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:50,079] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:50,180] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:50,181] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:50,282] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:50,282] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:51,385] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:51,385] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:51,487] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:51,487] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:51,588] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:51,589] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:52,691] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:52,692] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:52,793] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:52,794] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:52,894] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:52,895] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:53,996] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:53,996] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:54,097] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:54,098] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:54,203] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:54,204] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:55,305] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:55,305] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:55,406] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:55,407] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:55,509] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:55,510] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:56,610] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:56,611] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:56,712] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:56,713] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:56,814] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:56,814] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:57,915] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:57,916] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:58,017] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:58,017] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:58,118] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:58,119] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:59,220] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:59,220] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:59,321] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:59,322] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:38:59,423] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:38:59,423] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:00,524] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:00,525] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:00,626] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:00,627] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:00,728] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:00,729] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:01,543] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:01,830] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:01,936] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:01,937] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:01,938] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:01,943] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:01,944] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:01,954] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:39:01,954] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:39:01,954] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:01,956] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:03,981] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:39:04,259] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:39:04,360] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:39:04,363] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:39:04,364] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:39:04,395] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:04,400] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,400] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,400] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,400] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,400] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,401] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,402] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,402] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,404] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:04,408] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:39:04,415] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:04,417] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:04,419] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:04,421] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:04,524] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:04,525] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:04,626] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:04,627] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:05,728] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:05,729] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:05,830] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:05,831] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:05,932] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:05,932] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:07,033] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:07,034] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:07,135] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:07,136] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:07,237] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:07,238] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:08,339] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:08,340] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:08,441] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:08,447] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:08,548] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:08,548] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:09,649] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:09,650] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:09,751] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:09,752] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:09,852] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:09,853] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:10,955] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:10,956] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:11,057] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:11,058] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:11,159] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:11,182] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:12,283] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:12,284] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:12,384] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:12,385] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:12,486] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:12,487] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:13,588] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:13,589] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:13,689] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:13,690] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:13,791] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:13,791] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:14,892] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:14,893] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:14,995] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:14,995] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:15,096] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:15,097] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:16,198] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:16,199] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:16,300] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:16,301] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:16,402] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:16,402] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:17,503] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:17,504] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:17,605] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:17,644] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:17,745] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:17,746] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:18,847] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:18,847] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:18,948] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:18,949] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:19,050] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:19,050] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:20,151] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:20,152] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:20,253] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:20,254] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:20,354] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:20,355] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:21,456] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:21,457] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:21,558] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:21,559] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:21,660] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:21,660] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:22,420] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:22,761] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:22,866] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:22,866] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:22,869] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:22,874] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:22,875] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:22,897] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:39:22,901] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:39:22,902] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:22,908] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:25,565] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:39:25,943] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:39:26,079] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:39:26,082] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:39:26,083] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:39:26,126] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:26,132] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,133] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,141] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,141] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,141] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,141] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,142] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,142] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,143] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,143] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,143] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,144] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,145] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,151] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:26,159] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:39:26,166] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:26,170] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:26,171] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:26,175] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:26,279] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:26,280] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:26,380] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:26,381] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:27,482] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:27,483] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:27,584] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:27,585] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:27,686] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:27,686] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:28,788] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:28,788] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:28,892] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:28,893] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:28,996] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:28,997] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:30,098] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:30,099] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:30,201] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:30,202] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:30,303] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:30,304] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:31,405] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:31,406] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:31,506] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:31,507] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:31,608] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:31,609] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:32,710] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:32,711] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:32,812] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:32,813] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:32,917] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:32,918] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:34,021] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:34,021] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:34,122] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:34,123] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:34,224] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:34,224] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:35,325] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:35,326] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:35,427] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:35,428] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:35,529] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:35,529] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:36,630] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:36,631] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:36,732] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:36,732] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:36,833] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:36,834] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:37,935] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:37,936] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:38,036] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:38,037] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:38,138] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:38,139] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:39,240] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:39,240] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:39,341] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:39,342] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:39,443] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:39,444] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:40,545] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:40,546] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:40,646] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:40,647] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:40,748] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:40,749] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:41,849] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:41,850] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:41,952] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:41,953] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:42,053] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:42,055] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:43,156] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:43,157] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:43,257] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:43,258] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:43,359] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:43,360] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:44,171] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:44,460] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:44,565] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:44,565] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:44,566] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:44,569] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:44,570] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:44,580] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:39:44,580] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:39:44,581] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:39:44,583] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:39:46,696] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:39:46,986] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:39:47,106] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:39:47,109] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:39:47,109] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:39:47,139] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:47,144] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,144] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,144] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,144] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,144] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,144] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,145] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,148] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:39:47,152] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:39:47,162] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:47,171] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:39:47,171] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:47,175] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:47,287] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:47,288] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:47,389] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:47,390] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:48,491] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:48,492] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:48,593] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:48,594] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:48,694] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:48,695] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:49,796] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:49,797] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:49,898] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:49,899] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:50,000] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:50,000] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:51,101] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:51,102] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:51,204] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:51,204] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:51,305] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:51,306] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:52,420] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:52,421] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:52,522] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:52,523] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:52,624] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:52,625] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:53,726] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:53,727] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:53,828] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:53,829] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:53,930] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:53,931] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:55,032] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:55,033] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:55,134] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:55,134] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:55,236] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:55,237] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:56,338] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:56,339] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:56,440] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:56,440] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:56,541] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:56,542] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:57,643] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:57,644] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:57,745] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:57,747] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:57,853] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:57,854] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:58,955] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:58,955] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:59,056] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:59,056] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:39:59,157] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:39:59,163] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:00,264] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:00,266] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:00,366] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:00,367] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:00,468] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:00,469] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:01,570] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:01,571] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:01,672] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:01,675] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:01,776] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:01,777] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:02,879] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:02,880] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:02,981] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:02,982] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:03,082] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:03,083] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:04,184] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:04,186] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:04,287] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:04,288] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:04,388] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:04,389] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:05,172] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:05,511] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:05,616] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:05,616] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:05,618] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:05,621] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:05,622] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:05,631] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:40:05,632] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:40:05,632] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:05,633] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:07,200] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:40:07,447] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:40:07,551] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:40:07,553] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:40:07,554] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:40:07,581] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:07,586] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,586] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,586] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,586] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,586] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,586] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,587] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,589] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:07,594] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:40:07,601] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:07,603] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:07,603] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:07,606] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:07,709] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:07,710] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:07,811] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:07,812] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:08,913] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:08,913] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:09,014] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:09,015] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:09,116] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:09,117] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:10,218] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:10,219] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:10,320] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:10,321] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:10,422] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:10,423] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:11,524] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:11,525] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:11,629] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:11,630] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:11,731] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:11,732] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:12,838] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:12,839] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:12,940] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:12,941] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:13,042] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:13,042] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:14,143] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:14,144] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:14,245] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:14,246] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:14,347] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:14,347] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:15,448] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:15,449] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:15,550] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:15,551] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:15,652] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:15,652] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:16,753] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:16,754] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:16,854] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:16,856] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:16,956] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:16,957] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:18,058] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:18,059] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:18,159] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:18,160] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:18,268] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:18,268] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:19,369] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:19,370] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:19,471] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:19,471] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:19,575] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:19,576] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:20,677] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:20,678] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:20,778] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:20,779] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:20,880] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:20,880] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:21,981] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:21,983] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:22,084] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:22,085] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:22,185] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:22,186] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:23,287] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:23,288] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:23,388] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:23,389] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:23,490] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:23,491] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:24,591] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:24,593] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:24,693] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:24,694] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:24,795] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:24,795] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:25,605] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:25,896] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:26,007] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:26,007] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:26,021] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:26,025] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:26,026] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:26,052] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:40:26,053] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:40:26,058] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:26,067] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:29,096] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:40:29,434] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:40:29,554] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:40:29,558] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:40:29,560] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:40:29,595] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:29,605] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,605] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,605] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,606] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,606] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,606] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,607] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,607] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,608] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,621] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:29,642] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:40:29,662] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:29,671] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:29,674] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:29,679] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:29,783] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:29,784] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:29,888] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:29,889] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:30,989] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:30,990] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:31,091] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:31,092] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:31,193] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:31,194] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:32,295] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:32,295] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:32,396] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:32,397] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:32,498] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:32,498] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:33,599] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:33,600] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:33,701] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:33,702] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:33,802] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:33,803] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:34,904] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:34,905] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:35,006] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:35,007] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:35,108] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:35,109] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:36,210] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:36,211] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:36,312] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:36,312] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:36,413] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:36,414] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:37,515] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:37,516] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:37,617] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:37,618] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:37,718] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:37,719] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:38,820] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:38,821] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:38,922] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:38,922] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:39,023] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:39,024] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:40,125] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:40,126] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:40,226] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:40,227] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:40,328] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:40,329] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:41,430] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:41,430] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:41,531] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:41,532] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:41,634] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:41,634] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:42,736] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:42,736] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:42,837] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:42,838] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:42,939] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:42,939] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:44,040] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:44,041] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:44,142] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:44,146] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:44,247] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:44,247] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:45,348] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:45,349] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:45,450] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:45,452] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:45,552] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:45,554] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:46,655] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:46,656] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:46,756] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:46,757] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:46,858] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:46,858] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:47,673] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:47,959] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:48,070] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:48,070] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:48,072] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:48,076] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:48,077] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:48,086] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:40:48,087] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:40:48,087] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:40:48,088] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:40:53,172] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:40:54,037] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:40:54,361] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:40:54,368] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:40:54,370] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:40:54,421] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:54,427] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,435] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,436] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,436] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,436] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,436] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,437] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,437] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,438] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,438] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,438] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,439] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,443] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:40:54,457] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:40:54,469] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:54,472] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:54,476] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:54,479] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:40:54,583] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:54,584] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:54,687] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:54,688] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:55,790] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:55,790] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:55,898] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:55,899] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:56,000] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:56,001] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:57,102] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:57,103] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:57,204] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:57,204] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:57,305] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:57,306] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:58,407] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:58,408] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:58,509] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:58,509] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:58,610] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:58,611] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:59,712] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:59,712] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:59,813] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:59,814] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:40:59,915] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:40:59,915] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:01,017] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:01,017] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:01,120] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:01,121] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:01,225] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:01,225] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:02,328] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:02,328] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:02,429] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:02,430] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:02,531] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:02,531] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:03,632] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:03,633] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:03,734] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:03,735] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:03,835] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:03,836] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:04,937] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:04,938] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:05,038] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:05,039] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:05,140] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:05,140] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:06,241] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:06,242] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:06,343] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:06,343] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:06,444] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:06,445] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:07,545] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:07,546] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:07,647] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:07,648] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:07,749] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:07,750] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:08,851] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:08,852] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:08,953] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:08,953] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:09,054] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:09,055] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:10,155] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:10,156] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:10,257] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:10,257] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:10,358] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:10,359] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:11,459] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:11,460] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:11,561] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:11,562] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:11,662] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:11,663] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:12,482] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:12,764] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:12,869] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:12,869] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:12,873] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:12,876] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:12,877] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:12,886] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:41:12,887] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:41:12,887] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:12,889] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:15,186] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:41:15,723] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:41:15,995] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:41:15,997] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:41:15,999] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:41:16,031] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:16,039] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,039] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,039] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,039] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,039] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,039] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,040] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,040] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,041] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,048] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:16,054] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:41:16,064] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:16,068] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:16,070] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:16,075] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:16,180] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:16,181] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:16,284] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:16,285] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:17,387] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:17,388] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:17,494] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:17,495] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:17,599] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:17,599] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:18,700] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:18,702] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:18,803] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:18,804] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:18,905] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:18,905] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:20,006] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:20,007] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:20,108] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:20,109] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:20,209] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:20,210] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:21,311] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:21,312] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:21,413] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:21,414] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:21,514] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:21,515] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:22,616] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:22,617] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:22,718] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:22,719] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:22,820] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:22,821] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:23,922] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:23,922] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:24,023] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:24,025] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:24,125] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:24,126] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:25,227] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:25,228] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:25,328] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:25,329] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:25,430] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:25,430] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:26,531] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:26,533] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:26,633] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:26,634] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:26,735] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:26,735] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:27,836] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:27,837] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:27,937] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:27,938] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:28,039] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:28,039] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:29,140] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:29,141] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:29,242] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:29,243] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:29,343] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:29,344] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:30,445] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:30,446] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:30,546] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:30,547] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:30,648] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:30,648] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:31,749] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:31,750] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:31,850] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:31,851] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:31,952] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:31,953] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:33,054] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:33,054] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:33,155] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:33,156] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:33,256] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:33,257] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:34,072] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:34,357] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:34,462] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:34,462] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:34,464] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:34,468] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:34,471] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:34,499] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:41:34,501] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:41:34,501] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:34,506] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:37,594] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:41:38,267] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:41:38,469] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:41:38,473] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:41:38,474] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:41:38,505] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:38,511] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,512] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,512] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,512] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,512] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,512] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,513] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,513] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,514] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,515] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,515] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,519] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:38,524] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:41:38,531] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:38,534] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:38,536] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:38,540] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:38,644] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:38,645] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:38,746] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:38,747] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:39,848] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:39,849] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:39,957] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:39,958] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:40,060] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:40,065] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:41,166] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:41,167] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:41,271] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:41,272] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:41,377] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:41,378] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:42,479] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:42,480] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:42,581] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:42,581] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:42,682] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:42,683] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:43,784] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:43,785] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:43,885] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:43,886] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:43,987] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:43,987] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:45,088] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:45,089] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:45,190] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:45,191] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:45,292] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:45,293] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:46,393] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:46,394] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:46,496] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:46,496] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:46,598] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:46,599] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:47,701] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:47,702] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:47,803] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:47,803] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:47,904] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:47,905] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:49,006] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:49,007] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:49,108] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:49,108] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:49,209] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:49,210] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:50,311] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:50,311] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:50,412] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:50,413] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:50,513] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:50,546] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:51,647] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:51,647] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:51,748] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:51,749] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:51,850] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:51,851] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:52,952] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:52,952] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:53,053] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:53,054] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:53,155] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:53,156] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:54,257] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:54,257] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:54,358] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:54,358] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:54,459] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:54,460] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:55,561] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:55,562] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:55,662] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:55,663] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:55,764] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:55,774] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:41:56,538] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:56,875] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:56,980] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:41:56,981] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:41:56,983] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:41:56,985] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:56,986] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:56,996] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:41:56,996] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:41:56,996] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:41:57,014] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:41:59,330] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:41:59,885] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:42:00,254] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:42:00,257] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:42:00,258] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:42:00,327] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:00,336] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,336] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,336] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,336] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,336] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,336] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,337] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,338] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,338] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,338] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,340] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:00,347] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:42:00,359] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:00,364] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:00,366] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:00,379] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:00,494] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:00,495] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:00,598] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:00,599] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:01,700] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:01,701] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:01,808] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:01,809] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:01,910] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:01,911] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:03,012] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:03,013] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:03,114] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:03,115] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:03,220] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:03,220] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:04,321] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:04,322] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:04,423] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:04,424] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:04,531] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:04,532] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:05,634] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:05,635] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:05,736] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:05,737] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:05,838] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:05,839] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:06,940] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:06,941] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:07,042] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:07,043] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:07,146] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:07,147] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:08,249] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:08,250] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:08,360] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:08,362] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:08,463] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:08,464] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:09,565] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:09,566] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:09,666] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:09,667] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:09,768] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:09,768] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:10,869] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:10,870] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:10,971] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:10,972] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:11,073] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:11,073] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:12,174] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:12,175] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:12,275] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:12,276] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:12,377] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:12,377] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:13,478] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:13,480] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:13,580] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:13,581] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:13,682] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:13,683] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:14,784] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:14,785] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:14,886] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:14,891] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:14,992] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:14,993] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:16,094] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:16,095] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:16,195] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:16,196] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:16,297] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:16,298] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:17,398] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:17,399] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:17,501] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:17,502] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:17,603] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:17,603] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:18,365] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:18,704] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:18,808] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:18,809] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:18,810] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:18,813] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:42:18,814] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:42:18,824] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:42:18,824] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:42:18,824] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:42:18,826] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:42:20,666] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:42:20,914] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:42:21,021] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:42:21,023] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:42:21,024] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:42:21,054] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:21,060] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,060] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,060] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,060] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,060] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,060] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,061] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,061] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,061] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,061] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,061] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,062] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,064] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:21,069] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:42:21,078] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:21,081] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:21,085] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:21,085] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:21,189] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:21,190] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:21,292] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:21,292] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:22,393] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:22,394] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:22,495] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:22,496] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:22,597] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:22,597] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:23,698] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:23,700] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:23,802] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:23,803] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:23,904] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:23,905] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:25,006] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:25,007] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:25,108] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:25,109] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:25,209] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:25,210] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:26,318] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:26,318] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:26,420] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:26,420] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:26,521] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:26,522] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:27,623] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:27,624] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:27,727] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:27,728] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:27,830] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:27,831] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:28,933] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:28,933] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:29,034] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:29,035] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:29,138] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:29,139] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:30,241] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:30,242] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:30,343] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:30,343] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:30,444] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:30,445] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:31,546] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:31,547] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:31,648] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:31,649] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:31,756] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:31,756] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:32,857] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:32,858] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:32,959] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:32,960] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:33,063] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:33,064] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:34,165] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:34,167] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:34,268] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:34,268] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:34,369] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:34,370] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:35,470] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:35,471] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:35,572] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:35,573] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:35,674] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:35,674] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:36,775] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:36,777] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:36,878] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:36,879] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:36,980] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:36,981] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:38,083] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:38,084] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:38,185] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:38,185] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:38,286] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:38,288] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:39,086] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:39,389] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:39,493] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:39,494] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:39,495] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:39,498] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:42:39,498] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:42:39,508] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:42:39,508] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:42:39,509] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:42:39,510] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:42:41,361] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:42:41,674] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:42:41,798] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:42:41,801] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:42:41,802] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:42:41,844] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:41,864] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,865] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,865] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,865] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,865] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,865] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,866] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,867] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,868] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,869] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,869] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,869] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,869] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,872] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:42:41,882] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:42:41,895] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:41,898] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:42:41,900] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:41,904] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:42,008] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:42,009] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:42,112] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:42,113] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:43,214] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:43,215] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:43,317] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:43,318] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:43,420] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:43,421] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:44,522] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:44,524] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:44,625] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:44,625] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:44,726] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:44,727] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:45,828] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:45,829] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:45,930] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:45,930] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:46,031] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:46,032] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:47,133] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:47,134] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:47,235] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:47,235] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:47,336] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:47,337] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:48,438] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:48,438] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:48,548] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:48,549] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:48,653] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:48,655] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:49,756] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:49,757] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:49,858] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:49,859] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:49,960] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:49,961] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:51,062] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:51,062] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:51,163] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:51,164] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:51,264] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:51,265] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:52,366] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:52,367] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:52,468] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:52,468] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:52,569] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:52,570] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:53,670] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:53,671] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:53,772] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:53,772] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:53,873] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:53,874] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:54,975] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:54,978] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:55,080] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:55,081] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:55,182] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:55,183] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:56,284] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:56,286] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:56,387] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:56,388] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:56,488] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:56,489] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:57,590] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:57,591] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:57,692] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:57,692] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:57,793] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:57,794] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:58,895] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:58,896] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:58,996] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:58,997] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:59,098] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:42:59,099] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:42:59,899] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:00,200] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:00,305] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:00,305] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:00,307] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:00,310] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:00,312] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:00,329] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:43:00,330] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:43:00,331] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:00,333] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:02,839] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:43:03,192] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:43:03,562] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:43:03,564] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:43:03,565] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:43:03,596] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:03,604] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,604] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,604] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,604] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,605] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,605] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,620] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,620] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,621] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,622] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,622] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,622] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,622] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,625] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:03,633] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:43:03,644] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:03,647] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:03,653] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:03,650] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:03,757] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:03,758] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:03,861] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:03,863] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:04,965] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:04,965] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:05,066] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:05,067] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:05,168] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:05,168] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:06,270] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:06,270] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:06,371] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:06,372] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:06,473] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:06,473] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:07,574] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:07,575] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:07,676] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:07,677] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:07,778] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:07,778] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:08,879] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:08,880] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:08,981] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:08,981] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:09,082] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:09,083] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:10,184] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:10,185] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:10,286] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:10,287] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:10,388] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:10,389] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:11,489] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:11,490] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:11,591] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:11,592] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:11,694] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:11,694] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:12,795] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:12,796] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:12,897] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:12,897] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:12,998] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:12,999] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:14,100] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:14,100] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:14,201] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:14,202] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:14,303] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:14,303] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:15,404] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:15,405] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:15,505] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:15,506] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:15,607] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:15,612] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:16,714] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:16,716] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:16,817] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:16,818] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:16,919] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:16,920] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:18,021] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:18,021] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:18,122] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:18,123] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:18,224] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:18,225] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:19,327] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:19,328] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:19,429] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:19,430] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:19,531] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:19,532] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:20,633] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:20,644] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:20,749] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:20,750] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:20,850] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:20,851] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:21,656] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:21,952] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:22,060] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:22,060] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:22,062] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:22,074] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:22,075] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:22,095] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:43:22,096] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:43:22,096] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:22,098] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:24,193] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:43:24,571] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:43:24,681] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:43:24,683] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:43:24,683] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:43:24,716] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:24,722] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,722] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,722] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,722] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,722] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,722] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,723] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,727] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:24,733] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:43:24,741] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:24,743] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:24,744] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:24,748] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:24,852] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:24,853] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:24,954] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:24,954] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:26,055] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:26,056] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:26,157] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:26,158] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:26,258] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:26,259] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:27,360] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:27,361] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:27,462] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:27,463] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:27,564] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:27,565] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:28,665] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:28,666] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:28,767] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:28,768] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:28,869] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:28,869] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:29,970] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:29,971] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:30,072] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:30,073] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:30,173] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:30,174] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:31,275] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:31,276] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:31,377] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:31,377] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:31,478] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:31,479] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:32,580] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:32,581] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:32,682] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:32,682] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:32,783] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:32,784] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:33,885] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:33,886] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:33,987] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:33,988] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:34,088] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:34,089] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:35,190] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:35,191] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:35,291] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:35,292] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:35,393] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:35,394] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:36,494] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:36,495] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:36,596] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:36,596] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:36,697] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:36,698] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:37,799] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:37,800] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:37,900] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:37,901] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:38,002] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:38,003] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:39,104] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:39,104] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:39,205] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:39,206] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:39,307] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:39,307] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:40,408] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:40,409] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:40,510] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:40,511] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:40,612] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:40,612] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:41,713] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:41,714] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:41,815] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:41,817] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:41,917] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:41,918] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:42,745] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:43,019] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:43,124] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:43,124] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:43,126] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:43,128] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:43,129] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:43,208] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:43:43,209] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:43:43,209] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:43:43,220] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:43:48,758] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:43:49,382] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:43:49,527] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:43:49,529] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:43:49,530] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:43:49,558] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:49,563] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,564] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,565] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,567] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:43:49,572] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:43:49,578] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:49,581] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:43:49,582] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:49,585] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:49,688] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:49,689] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:49,792] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:49,793] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:50,894] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:50,895] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:50,998] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:50,998] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:51,100] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:51,101] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:52,202] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:52,202] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:52,305] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:52,306] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:52,412] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:52,412] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:53,514] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:53,514] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:53,616] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:53,616] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:53,717] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:53,718] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:54,821] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:54,822] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:54,923] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:54,923] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:55,024] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:55,025] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:56,126] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:56,126] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:56,227] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:56,228] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:56,329] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:56,329] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:57,430] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:57,431] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:57,531] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:57,532] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:57,633] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:57,634] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:58,734] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:58,735] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:58,836] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:58,837] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:43:58,937] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:43:58,938] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:00,039] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:00,040] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:00,140] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:00,141] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:00,247] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:00,248] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:01,349] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:01,350] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:01,450] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:01,451] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:01,553] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:01,555] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:02,656] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:02,658] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:02,759] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:02,766] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:02,867] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:02,867] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:03,968] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:03,969] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:04,070] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:04,071] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:04,171] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:04,172] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:05,273] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:05,274] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:05,375] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:05,376] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:05,477] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:05,478] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:06,579] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:06,579] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:06,680] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:06,681] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:06,781] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:06,782] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:07,582] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:07,883] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:07,991] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:07,993] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:07,998] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:08,009] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:08,012] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:08,026] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:44:08,027] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:44:08,028] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:08,031] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:10,591] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:44:11,238] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:44:11,470] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:44:11,475] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:44:11,476] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:44:11,505] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:11,512] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,512] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,512] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,512] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,513] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,513] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,514] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,514] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,515] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,516] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,516] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,516] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,520] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:11,525] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:44:11,536] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:11,538] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:11,541] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:11,545] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:11,649] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:11,649] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:11,753] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:11,754] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:12,858] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:12,859] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:12,966] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:12,967] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:13,068] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:13,069] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:14,178] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:14,180] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:14,283] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:14,284] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:14,392] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:14,394] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:15,495] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:15,496] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:15,597] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:15,598] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:15,698] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:15,699] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:16,800] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:16,801] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:16,901] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:16,902] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:17,003] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:17,004] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:18,105] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:18,106] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:18,207] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:18,208] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:18,308] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:18,309] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:19,411] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:19,412] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:19,513] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:19,513] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:19,614] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:19,615] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:20,716] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:20,717] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:20,817] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:20,818] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:20,919] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:20,919] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:22,020] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:22,021] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:22,126] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:22,127] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:22,228] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:22,228] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:23,329] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:23,330] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:23,431] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:23,431] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:23,532] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:23,533] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:24,634] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:24,634] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:24,735] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:24,735] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:24,836] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:24,837] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:25,938] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:25,939] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:26,039] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:26,040] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:26,141] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:26,141] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:27,242] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:27,243] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:27,344] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:27,345] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:27,445] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:27,447] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:28,547] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:28,549] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:28,649] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:28,650] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:28,750] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:28,751] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:29,539] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:29,852] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:29,960] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:29,960] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:29,963] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:29,968] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:29,969] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:29,984] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:44:30,007] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:44:30,007] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:30,009] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:31,797] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:44:32,061] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:44:32,168] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:44:32,170] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:44:32,171] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:44:32,199] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:32,205] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,205] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,205] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,205] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,205] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,205] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,206] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,209] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:32,214] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:44:32,222] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:32,225] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:32,226] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:32,229] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:32,332] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:32,333] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:32,433] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:32,434] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:33,535] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:33,536] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:33,638] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:33,639] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:33,739] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:33,740] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:34,841] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:34,844] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:34,951] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:34,951] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:35,052] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:35,070] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:36,173] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:36,174] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:36,276] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:36,277] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:36,378] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:36,379] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:37,479] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:37,480] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:37,581] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:37,582] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:37,683] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:37,683] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:38,785] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:38,786] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:38,886] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:38,887] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:38,991] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:38,992] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:40,093] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:40,094] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:40,195] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:40,196] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:40,296] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:40,297] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:41,398] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:41,399] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:41,499] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:41,500] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:41,600] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:41,601] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:42,702] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:42,703] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:42,804] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:42,805] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:42,905] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:42,906] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:44,007] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:44,008] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:44,108] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:44,109] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:44,210] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:44,210] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:45,311] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:45,312] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:45,413] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:45,413] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:45,514] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:45,515] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:46,615] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:46,616] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:46,718] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:46,719] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:46,820] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:46,820] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:47,921] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:47,922] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:48,023] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:48,023] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:48,124] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:48,125] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:49,226] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:49,226] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:49,327] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:49,327] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:49,428] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:49,429] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:50,226] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:50,530] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:50,638] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:50,638] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:50,641] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:50,645] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:50,645] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:50,657] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:44:50,659] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:44:50,660] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:44:50,682] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:44:53,775] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:44:54,085] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:44:54,198] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:44:54,200] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:44:54,201] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:44:54,230] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:54,235] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,235] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,235] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,235] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,236] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,236] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,236] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,237] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,238] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,238] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,242] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:44:54,247] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:44:54,254] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:54,256] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:44:54,259] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:54,262] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:54,365] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:54,370] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:54,471] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:54,472] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:55,573] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:55,574] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:55,674] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:55,675] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:55,776] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:55,777] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:56,878] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:56,879] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:56,980] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:56,980] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:57,081] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:57,082] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:58,183] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:58,184] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:58,285] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:58,286] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:58,386] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:58,387] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:59,491] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:59,492] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:59,594] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:59,594] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:44:59,695] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:44:59,696] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:00,797] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:00,798] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:00,904] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:00,905] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:01,006] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:01,007] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:02,108] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:02,109] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:02,210] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:02,210] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:02,311] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:02,312] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:03,413] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:03,413] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:03,514] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:03,515] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:03,615] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:03,616] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:04,717] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:04,717] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:04,818] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:04,819] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:04,920] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:04,920] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:06,021] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:06,022] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:06,123] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:06,123] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:06,224] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:06,225] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:07,325] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:07,326] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:07,427] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:07,427] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:07,528] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:07,529] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:08,630] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:08,630] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:08,731] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:08,732] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:08,833] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:08,833] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:09,934] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:09,935] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:10,036] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:10,036] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:10,137] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:10,138] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:11,238] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:11,239] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:11,340] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:11,340] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:11,441] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:11,442] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:12,258] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:12,543] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:12,647] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:12,647] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:12,649] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:12,651] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:12,652] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:12,688] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:45:12,690] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:45:12,690] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:12,695] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:14,675] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:45:14,954] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:45:15,134] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:45:15,137] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:45:15,139] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:45:15,195] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:15,202] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,203] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,203] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,203] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,203] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,203] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,221] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,221] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,222] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,222] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,222] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,222] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,222] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,223] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,223] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,223] INFO Client environment:os.memory.free=982MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,223] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,223] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,226] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:15,231] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:45:15,239] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:15,241] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:15,243] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:15,249] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:15,354] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:15,355] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:15,456] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:15,457] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:16,558] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:16,559] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:16,666] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:16,667] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:16,770] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:16,771] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:17,873] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:17,874] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:17,977] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:17,978] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:18,079] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:18,080] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:19,180] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:19,181] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:19,282] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:19,283] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:19,384] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:19,384] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:20,485] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:20,486] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:20,587] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:20,588] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:20,689] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:20,689] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:21,790] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:21,791] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:21,892] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:21,893] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:21,994] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:21,995] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:23,096] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:23,096] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:23,199] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:23,211] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:23,312] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:23,313] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:24,414] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:24,415] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:24,515] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:24,516] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:24,617] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:24,618] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:25,719] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:25,719] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:25,820] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:25,821] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:25,922] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:25,922] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:27,023] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:27,024] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:27,124] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:27,125] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:27,226] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:27,226] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:28,327] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:28,328] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:28,429] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:28,429] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:28,531] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:28,532] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:29,632] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:29,634] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:29,735] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:29,736] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:29,837] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:29,838] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:30,939] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:30,941] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:31,042] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:31,044] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:31,144] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:31,145] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:32,247] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:32,248] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:32,349] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:32,350] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:32,456] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:32,456] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:33,242] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:33,557] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:33,661] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:33,662] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:33,663] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:33,668] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:33,675] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:33,701] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:45:33,703] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:45:33,703] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:33,708] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:35,361] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:45:35,635] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:45:35,747] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:45:35,749] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:45:35,750] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:45:35,783] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:35,788] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,789] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,789] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,789] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,789] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,789] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,790] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,791] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,791] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,794] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:35,800] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:45:35,810] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:35,813] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:35,817] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:35,817] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:35,921] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:35,922] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:36,023] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:36,025] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:37,126] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:37,126] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:37,227] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:37,228] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:37,328] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:37,329] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:38,430] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:38,431] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:38,531] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:38,532] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:38,633] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:38,633] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:39,734] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:39,735] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:39,836] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:39,836] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:39,937] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:39,938] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:41,039] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:41,040] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:41,140] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:41,141] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:41,242] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:41,243] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:42,343] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:42,345] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:42,445] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:42,446] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:42,550] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:42,551] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:43,652] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:43,653] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:43,753] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:43,754] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:43,855] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:43,855] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:44,956] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:44,957] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:45,058] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:45,058] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:45,159] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:45,160] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:46,261] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:46,262] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:46,363] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:46,363] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:46,469] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:46,469] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:47,570] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:47,571] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:47,672] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:47,673] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:47,775] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:47,776] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:48,877] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:48,877] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:48,978] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:48,979] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:49,079] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:49,080] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:50,182] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:50,183] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:50,284] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:50,284] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:50,385] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:50,385] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:51,487] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:51,488] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:51,589] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:51,590] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:51,691] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:51,692] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:52,793] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:52,794] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:52,900] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:52,901] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:53,001] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:53,002] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:53,818] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:54,103] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:54,211] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:54,213] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:54,214] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:54,218] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:54,223] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:54,273] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:45:54,275] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:45:54,275] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:45:54,294] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:45:57,012] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:45:57,256] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:45:57,364] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:45:57,365] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:45:57,366] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:45:57,395] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:57,400] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,400] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,400] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,400] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,400] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,400] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,401] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,404] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:45:57,408] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:45:57,415] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:57,417] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:45:57,418] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:57,421] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:57,524] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:57,525] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:57,626] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:57,627] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:58,728] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:58,728] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:58,829] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:58,830] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:45:58,931] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:45:58,932] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:00,033] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:00,033] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:00,134] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:00,135] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:00,236] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:00,237] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:01,338] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:01,338] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:01,439] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:01,440] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:01,541] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:01,541] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:02,643] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:02,645] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:02,746] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:02,747] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:02,848] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:02,849] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:03,950] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:03,951] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:04,052] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:04,053] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:04,153] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:04,154] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:05,256] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:05,257] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:05,357] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:05,358] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:05,459] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:05,459] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:06,560] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:06,561] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:06,661] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:06,662] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:06,763] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:06,763] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:07,864] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:07,865] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:07,965] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:07,966] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:08,067] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:08,068] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:09,168] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:09,169] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:09,270] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:09,270] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:09,371] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:09,372] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:10,473] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:10,473] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:10,574] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:10,575] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:10,675] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:10,676] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:11,777] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:11,778] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:11,878] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:11,879] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:11,980] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:11,981] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:13,082] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:13,082] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:13,183] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:13,184] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:13,284] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:13,285] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:14,387] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:14,388] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:14,488] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:14,491] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:14,592] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:14,593] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:15,418] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:15,694] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:15,798] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:15,799] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:15,800] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:15,802] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:15,805] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:46:15,814] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:46:15,815] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:46:15,815] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:15,816] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:46:17,466] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:46:17,715] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:46:17,821] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:46:17,823] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:46:17,823] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:46:17,851] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:17,857] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,857] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,857] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,857] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,857] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,857] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,858] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,858] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,858] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,858] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,858] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,859] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,862] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:17,867] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:46:17,875] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:17,877] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:17,878] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:17,881] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:17,984] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:17,985] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:18,085] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:18,086] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:19,187] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:19,188] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:19,288] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:19,289] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:19,390] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:19,391] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:20,492] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:20,494] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:20,597] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:20,598] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:20,703] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:20,705] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:21,807] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:21,808] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:21,911] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:21,911] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:22,026] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:22,027] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:23,128] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:23,129] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:23,230] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:23,231] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:23,331] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:23,332] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:24,433] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:24,433] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:24,534] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:24,535] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:24,636] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:24,637] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:25,738] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:25,738] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:25,839] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:25,840] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:25,941] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:25,941] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:27,042] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:27,043] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:27,143] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:27,144] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:27,245] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:27,245] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:28,346] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:28,348] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:28,448] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:28,449] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:28,550] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:28,554] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:29,656] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:29,657] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:29,757] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:29,758] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:29,859] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:29,859] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:30,960] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:30,961] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:31,062] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:31,063] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:31,163] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:31,164] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:32,265] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:32,266] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:32,367] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:32,368] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:32,469] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:32,470] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:33,574] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:33,576] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:33,677] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:33,678] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:33,779] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:33,779] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:34,880] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:34,881] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:34,982] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:34,982] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:35,083] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:35,084] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:35,878] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:36,184] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:36,289] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:36,289] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:36,291] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:36,293] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:36,294] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:46:36,305] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:46:36,306] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:46:36,308] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:36,321] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:46:39,369] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:46:39,641] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:46:39,739] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:46:39,741] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:46:39,742] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:46:39,768] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:39,773] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,773] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,773] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,773] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,773] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,773] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,774] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,774] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,774] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,775] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,777] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:39,781] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:46:39,787] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:39,789] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:39,791] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:39,794] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:39,897] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:39,898] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:40,001] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:40,002] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:41,103] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:41,104] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:41,212] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:41,213] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:41,314] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:41,315] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:42,416] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:42,417] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:42,518] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:42,519] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:42,620] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:42,620] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:43,721] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:43,722] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:43,823] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:43,824] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:43,928] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:43,929] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:45,032] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:45,032] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:45,133] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:45,134] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:45,235] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:45,236] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:46,337] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:46,337] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:46,438] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:46,473] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:46,574] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:46,574] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:47,676] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:47,677] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:47,777] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:47,778] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:47,881] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:47,881] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:48,984] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:48,984] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:49,085] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:49,086] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:49,186] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:49,187] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:50,288] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:50,289] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:50,394] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:50,395] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:50,496] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:50,497] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:51,597] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:51,598] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:51,699] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:51,700] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:51,804] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:51,804] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:52,905] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:52,906] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:53,007] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:53,007] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:53,114] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:53,116] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:54,216] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:54,217] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:54,318] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:54,318] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:54,419] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:54,420] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:55,520] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:55,521] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:55,622] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:55,623] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:55,723] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:55,725] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:56,826] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:56,827] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:56,928] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:56,928] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:57,029] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:57,030] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:46:57,790] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:58,131] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:58,241] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:46:58,243] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:46:58,245] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:58,246] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:46:58,252] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:46:58,308] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:46:58,310] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:46:58,310] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:46:58,323] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:47:00,062] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:47:00,356] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:47:00,536] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:47:00,538] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:47:00,539] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:47:00,577] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:00,583] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,583] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,583] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,583] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,583] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,584] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,584] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,584] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,584] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,584] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,585] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,586] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,589] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:00,596] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:47:00,612] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:00,619] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:00,621] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:00,625] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:00,730] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:00,731] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:00,835] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:00,836] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:01,936] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:01,944] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:02,046] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:02,047] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:02,149] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:02,149] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:03,250] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:03,252] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:03,353] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:03,354] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:03,460] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:03,461] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:04,562] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:04,563] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:04,665] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:04,666] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:04,767] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:04,768] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:05,869] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:05,895] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:05,995] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:05,996] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:06,097] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:06,097] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:07,198] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:07,199] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:07,300] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:07,303] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:07,408] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:07,408] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:08,510] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:08,511] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:08,612] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:08,612] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:08,713] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:08,714] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:09,814] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:09,815] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:09,916] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:09,917] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:10,017] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:10,018] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:11,119] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:11,120] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:11,221] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:11,221] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:11,324] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:11,325] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:12,426] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:12,427] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:12,528] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:12,529] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:12,632] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:12,633] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:13,735] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:13,736] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:13,837] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:13,838] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:13,939] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:13,940] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:15,040] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:15,041] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:15,142] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:15,143] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:15,243] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:15,244] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:16,345] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:16,346] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:16,447] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:16,448] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:16,549] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:16,550] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:17,651] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:17,652] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:17,752] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:17,753] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:17,854] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:17,854] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:18,620] INFO [ZooKeeperClient Kafka server] Closing. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:18,955] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:19,102] INFO Session: 0x0 closed (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:19,103] INFO EventThread shut down for session: 0x0 (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:19,105] INFO [ZooKeeperClient Kafka server] Closed. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:19,109] ERROR Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:47:19,110] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:47:19,146] INFO App info kafka.server for 2 unregistered (org.apache.kafka.common.utils.AppInfoParser) [2026-09-14 02:47:19,147] INFO shut down completed (kafka.server.KafkaServer) [2026-09-14 02:47:19,147] ERROR Exiting Kafka due to fatal exception during startup. (kafka.Kafka$) kafka.zookeeper.ZooKeeperClientTimeoutException: Timed out waiting for connection while in state: CONNECTING at kafka.zookeeper.ZooKeeperClient.waitUntilConnected(ZooKeeperClient.scala:257) at kafka.zookeeper.ZooKeeperClient.(ZooKeeperClient.scala:115) at kafka.zk.KafkaZkClient$.apply(KafkaZkClient.scala:2317) at kafka.zk.KafkaZkClient$.createZkClient(KafkaZkClient.scala:2407) at kafka.server.KafkaServer.initZkClient(KafkaServer.scala:754) at kafka.server.KafkaServer.startup(KafkaServer.scala:231) at kafka.Kafka$.main(Kafka.scala:112) at kafka.Kafka.main(Kafka.scala) [2026-09-14 02:47:19,162] INFO shutting down (kafka.server.KafkaServer) [2026-09-14 02:47:21,958] INFO Registered kafka:type=kafka.Log4jController MBean (kafka.utils.Log4jControllerRegistration$) [2026-09-14 02:47:22,293] INFO Setting -D jdk.tls.rejectClientInitiatedRenegotiation=true to disable client-initiated TLS renegotiation (org.apache.zookeeper.common.X509Util) [2026-09-14 02:47:22,456] INFO Registered signal handlers for TERM, INT, HUP (org.apache.kafka.common.utils.LoggingSignalHandler) [2026-09-14 02:47:22,459] INFO starting (kafka.server.KafkaServer) [2026-09-14 02:47:22,460] INFO Connecting to zookeeper on 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 (kafka.server.KafkaServer) [2026-09-14 02:47:22,498] INFO [ZooKeeperClient Kafka server] Initializing a new session to 10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:22,504] INFO Client environment:zookeeper.version=3.8.4-9316c2a7a97e1666d8f4593f34dd6fc36ecc436c, built on 2024-02-12 22:16 UTC (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,504] INFO Client environment:host.name=cn-jenkins-deploy-platform-ansible-os-6277-2. (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,504] INFO Client environment:java.version=21.0.7 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,504] INFO Client environment:java.vendor=Eclipse Adoptium (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,505] INFO Client environment:java.home=/opt/java/openjdk (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,505] INFO Client environment:java.class.path=/opt/kafka/bin/../libs/activation-1.1.1.jar:/opt/kafka/bin/../libs/aopalliance-repackaged-2.6.1.jar:/opt/kafka/bin/../libs/argparse4j-0.7.0.jar:/opt/kafka/bin/../libs/audience-annotations-0.12.0.jar:/opt/kafka/bin/../libs/caffeine-2.9.3.jar:/opt/kafka/bin/../libs/commons-beanutils-1.9.4.jar:/opt/kafka/bin/../libs/commons-cli-1.4.jar:/opt/kafka/bin/../libs/commons-collections-3.2.2.jar:/opt/kafka/bin/../libs/commons-digester-2.1.jar:/opt/kafka/bin/../libs/commons-io-2.14.0.jar:/opt/kafka/bin/../libs/commons-lang3-3.12.0.jar:/opt/kafka/bin/../libs/commons-logging-1.2.jar:/opt/kafka/bin/../libs/commons-validator-1.7.jar:/opt/kafka/bin/../libs/connect-api-3.9.1.jar:/opt/kafka/bin/../libs/connect-basic-auth-extension-3.9.1.jar:/opt/kafka/bin/../libs/connect-json-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-3.9.1.jar:/opt/kafka/bin/../libs/connect-mirror-client-3.9.1.jar:/opt/kafka/bin/../libs/connect-runtime-3.9.1.jar:/opt/kafka/bin/../libs/connect-transforms-3.9.1.jar:/opt/kafka/bin/../libs/error_prone_annotations-2.10.0.jar:/opt/kafka/bin/../libs/hk2-api-2.6.1.jar:/opt/kafka/bin/../libs/hk2-locator-2.6.1.jar:/opt/kafka/bin/../libs/hk2-utils-2.6.1.jar:/opt/kafka/bin/../libs/jackson-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-core-2.16.2.jar:/opt/kafka/bin/../libs/jackson-databind-2.16.2.jar:/opt/kafka/bin/../libs/jackson-dataformat-csv-2.16.2.jar:/opt/kafka/bin/../libs/jackson-datatype-jdk8-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-base-2.16.2.jar:/opt/kafka/bin/../libs/jackson-jaxrs-json-provider-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-afterburner-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-jaxb-annotations-2.16.2.jar:/opt/kafka/bin/../libs/jackson-module-scala_2.13-2.16.2.jar:/opt/kafka/bin/../libs/jakarta.activation-api-1.2.2.jar:/opt/kafka/bin/../libs/jakarta.annotation-api-1.3.5.jar:/opt/kafka/bin/../libs/jakarta.inject-2.6.1.jar:/opt/kafka/bin/../libs/jakarta.validation-api-2.0.2.jar:/opt/kafka/bin/../libs/jakarta.ws.rs-api-2.1.6.jar:/opt/kafka/bin/../libs/jakarta.xml.bind-api-2.3.3.jar:/opt/kafka/bin/../libs/javassist-3.29.2-GA.jar:/opt/kafka/bin/../libs/javax.activation-api-1.2.0.jar:/opt/kafka/bin/../libs/javax.annotation-api-1.3.2.jar:/opt/kafka/bin/../libs/javax.servlet-api-3.1.0.jar:/opt/kafka/bin/../libs/javax.ws.rs-api-2.1.1.jar:/opt/kafka/bin/../libs/jaxb-api-2.3.1.jar:/opt/kafka/bin/../libs/jersey-client-2.39.1.jar:/opt/kafka/bin/../libs/jersey-common-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-2.39.1.jar:/opt/kafka/bin/../libs/jersey-container-servlet-core-2.39.1.jar:/opt/kafka/bin/../libs/jersey-hk2-2.39.1.jar:/opt/kafka/bin/../libs/jersey-server-2.39.1.jar:/opt/kafka/bin/../libs/jetty-client-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-continuation-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-http-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-io-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-security-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-server-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlet-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-servlets-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jetty-util-ajax-9.4.57.v20241219.jar:/opt/kafka/bin/../libs/jline-3.25.1.jar:/opt/kafka/bin/../libs/jopt-simple-5.0.4.jar:/opt/kafka/bin/../libs/jose4j-0.9.4.jar:/opt/kafka/bin/../libs/jsr305-3.0.2.jar:/opt/kafka/bin/../libs/kafka-clients-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka-group-coordinator-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-metadata-3.9.1.jar:/opt/kafka/bin/../libs/kafka-raft-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-3.9.1.jar:/opt/kafka/bin/../libs/kafka-server-common-3.9.1.jar:/opt/kafka/bin/../libs/kafka-shell-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-3.9.1.jar:/opt/kafka/bin/../libs/kafka-storage-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-examples-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-scala_2.13-3.9.1.jar:/opt/kafka/bin/../libs/kafka-streams-test-utils-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-3.9.1.jar:/opt/kafka/bin/../libs/kafka-tools-api-3.9.1.jar:/opt/kafka/bin/../libs/kafka-transaction-coordinator-3.9.1.jar:/opt/kafka/bin/../libs/kafka_2.13-3.9.1.jar:/opt/kafka/bin/../libs/lz4-java-1.8.0.jar:/opt/kafka/bin/../libs/maven-artifact-3.9.6.jar:/opt/kafka/bin/../libs/metrics-core-2.2.0.jar:/opt/kafka/bin/../libs/metrics-core-4.1.12.1.jar:/opt/kafka/bin/../libs/netty-buffer-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-codec-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-handler-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-resolver-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-classes-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-epoll-4.1.119.Final.jar:/opt/kafka/bin/../libs/netty-transport-native-unix-common-4.1.119.Final.jar:/opt/kafka/bin/../libs/opentelemetry-proto-1.0.0-alpha.jar:/opt/kafka/bin/../libs/osgi-resource-locator-1.0.3.jar:/opt/kafka/bin/../libs/paranamer-2.8.jar:/opt/kafka/bin/../libs/pcollections-4.0.1.jar:/opt/kafka/bin/../libs/plexus-utils-3.5.1.jar:/opt/kafka/bin/../libs/protobuf-java-3.25.5.jar:/opt/kafka/bin/../libs/reflections-0.10.2.jar:/opt/kafka/bin/../libs/reload4j-1.2.25.jar:/opt/kafka/bin/../libs/rocksdbjni-7.9.2.jar:/opt/kafka/bin/../libs/scala-collection-compat_2.13-2.10.0.jar:/opt/kafka/bin/../libs/scala-java8-compat_2.13-1.0.2.jar:/opt/kafka/bin/../libs/scala-library-2.13.15.jar:/opt/kafka/bin/../libs/scala-logging_2.13-3.9.5.jar:/opt/kafka/bin/../libs/scala-reflect-2.13.15.jar:/opt/kafka/bin/../libs/slf4j-api-1.7.36.jar:/opt/kafka/bin/../libs/slf4j-reload4j-1.7.36.jar:/opt/kafka/bin/../libs/snappy-java-1.1.10.5.jar:/opt/kafka/bin/../libs/swagger-annotations-2.2.8.jar:/opt/kafka/bin/../libs/trogdor-3.9.1.jar:/opt/kafka/bin/../libs/zookeeper-3.8.4.jar:/opt/kafka/bin/../libs/zookeeper-jute-3.8.4.jar:/opt/kafka/bin/../libs/zstd-jni-1.5.6-4.jar (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,506] INFO Client environment:java.library.path=/opt/java/openjdk/lib/server:/opt/java/openjdk/lib:/opt/java/openjdk/../lib:/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,506] INFO Client environment:java.io.tmpdir=/tmp (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,507] INFO Client environment:java.compiler= (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,507] INFO Client environment:os.name=Linux (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,507] INFO Client environment:os.arch=amd64 (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,507] INFO Client environment:os.version=5.15.0-100-generic (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,508] INFO Client environment:user.name=root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,508] INFO Client environment:user.home=/root (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,508] INFO Client environment:user.dir=/opt/kafka (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,508] INFO Client environment:os.memory.free=981MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,508] INFO Client environment:os.memory.max=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,509] INFO Client environment:os.memory.total=1024MB (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,513] INFO Initiating client connection, connectString=10.0.0.38:2181,10.0.0.189:2181,10.0.0.50:2181 sessionTimeout=18000 watcher=kafka.zookeeper.ZooKeeperClient$ZooKeeperClientWatcher$@1ef6d34c (org.apache.zookeeper.ZooKeeper) [2026-09-14 02:47:22,520] INFO jute.maxbuffer value is 4194304 Bytes (org.apache.zookeeper.ClientCnxnSocket) [2026-09-14 02:47:22,533] INFO zookeeper.request.timeout value is 0. feature enabled=false (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:22,535] INFO [ZooKeeperClient Kafka server] Waiting until connected. (kafka.zookeeper.ZooKeeperClient) [2026-09-14 02:47:22,543] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:22,546] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:22,650] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:22,651] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:22,753] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:22,754] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:23,855] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:23,856] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:23,957] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:23,958] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:24,059] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:24,060] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:25,161] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:25,161] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:25,262] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:25,263] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:25,364] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:25,364] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:26,465] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:26,466] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:26,567] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:26,568] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:26,668] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:26,669] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:27,770] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:27,771] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:27,871] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:27,872] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:27,973] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:27,973] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:29,079] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:29,080] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:29,181] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:29,182] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:29,289] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:29,300] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:30,401] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:30,403] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:30,503] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:30,504] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:30,606] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:30,612] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:31,713] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:31,715] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:31,816] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:31,821] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:31,922] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:31,923] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:33,023] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:33,025] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:33,125] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:33,128] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:33,235] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:33,236] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:34,337] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:34,338] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:34,439] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:34,439] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:34,543] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:34,543] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:35,645] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:35,646] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:35,747] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:35,748] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:35,849] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:35,849] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:36,950] INFO Opening socket connection to server /10.0.0.50:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:36,952] WARN Session 0x0 for server /10.0.0.50:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:37,053] INFO Opening socket connection to server /10.0.0.38:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:37,060] WARN Session 0x0 for server /10.0.0.38:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289) [2026-09-14 02:47:37,161] INFO Opening socket connection to server /10.0.0.189:2181. (org.apache.zookeeper.ClientCnxn) [2026-09-14 02:47:37,203] WARN Session 0x0 for server /10.0.0.189:2181, Closing socket connection. Attempting reconnect except it is a SessionExpiredException. (org.apache.zookeeper.ClientCnxn) java.net.ConnectException: Connection refused at java.base/sun.nio.ch.Net.pollConnect(Native Method) at java.base/sun.nio.ch.Net.pollConnectNow(Unknown Source) at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(Unknown Source) at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:344) at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1289)