2026-03-05T00:17:58.234257Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9506
2026-03-05T00:17:58.279364Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-05T00:18:00.047644Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-05T00:18:05.703203Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-03-05T00:18:09.583921Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-05T00:18:18.545512Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9555
2026-03-05T00:18:18.577280Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-05T00:18:19.100691Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-05T00:18:19.620377Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-05T00:18:19.620416Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-05T00:18:19.652451Z 0 [Warning] [MY-011810] [Server] Insecure configuration for --pid-file: Location '/tmp' in the path is accessible to all OS users. Consider choosing a different directory.
2026-03-05T00:18:19.691210Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-03-05T00:18:19.691392Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.42WIgy9Wsj/mysqld.sock'  port: 0  (Ubuntu).
2026-03-05T00:18:19.737481Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-05T00:18:21.616913Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-05T00:18:22.800061Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9700
2026-03-05T00:18:22.807146Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-05T00:18:23.115957Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-05T00:18:23.338529Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-05T00:18:23.338568Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-05T00:18:23.369066Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-05T00:18:23.369215Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu).
2026-03-05T00:18:26.090864Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-05T00:18:26.782556Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-05T00:18:27.194904Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9884
2026-03-05T00:18:27.203117Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-05T00:18:28.321183Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-05T00:18:28.707459Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-05T00:18:28.707507Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-05T00:18:28.750759Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-05T00:18:28.750958Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu).
2026-03-05T00:23:51.624582Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-03-05T00:23:51.624619Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-03-05T00:23:51.645660Z 14 [Warning] [MY-010604] [Repl] Neither --relay-log nor --relay-log-index were used; so replication may break when this MySQL server acts as a replica and has his hostname changed!! Please use '--relay-log=juju-46b2fb-0-lxd-4-relay-bin' to avoid this problem.
2026-03-05T00:23:51.674290Z 14 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL '__mysql_innodb_cluster_creating_cluster__' executed'. Previous state source_host='', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''.
2026-03-05T00:23:51.801242Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-03-05T00:23:51.802481Z 14 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv4 localhost address to the allowlist. It is mandatory that it is added.'
2026-03-05T00:23:51.802500Z 14 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv6 localhost address to the allowlist. It is mandatory that it is added.'
2026-03-05T00:23:51.863561Z 19 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL 'group_replication_applier' executed'. Previous state source_host='', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='<NULL>', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''.
2026-03-05T00:23:51.905717Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-03-05T00:23:52.145497Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-05T00:23:52.151298Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-03-05T00:23:52.153041Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-05T00:23:52.153405Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.207.198:3306 on view 17726702321453488:1.'
2026-03-05T00:23:52.454006Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-03-05T00:23:52.454136Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.23.207.198:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-03-05T00:23:52.460107Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-05T00:23:52.461368Z 27 [System] [MY-013731] [Repl] Plugin group_replication reported: 'The member action "mysql_disable_super_read_only_if_primary" for event "AFTER_PRIMARY_ELECTION" with priority "1" will be run.'
2026-03-05T00:23:52.461401Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-03-05T00:23:52.463571Z 27 [System] [MY-013731] [Repl] Plugin group_replication reported: 'The member action "mysql_start_failover_channels_if_primary" for event "AFTER_PRIMARY_ELECTION" with priority "10" will be run.'
2026-03-05T00:23:52.464096Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-03-05T00:23:53.145615Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-03-05T00:23:53.727277Z 14 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL 'group_replication_recovery' executed'. Previous state source_host='', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''.
2026-03-05T00:24:02.430928Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.207.198:3306, 252.23.253.78:3306 on view 17726702321453488:2.'
2026-03-05T00:24:05.368712Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.23.253.78:3306'
2026-03-05T00:24:05.368771Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.207.198:3306 on view 17726702321453488:3.'
2026-03-05T00:24:14.308401Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.207.198:3306, 252.23.253.78:3306 on view 17726702321453488:4.'
2026-03-05T00:24:14.659283Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.23.253.78:3306 was declared online within the replication group.'
2026-03-05T00:24:25.259127Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.71.176:3306, 252.23.207.198:3306, 252.23.253.78:3306 on view 17726702321453488:5.'
2026-03-05T00:24:27.141395Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.23.71.176:3306'
2026-03-05T00:24:27.141454Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.207.198:3306, 252.23.253.78:3306 on view 17726702321453488:6.'
2026-03-05T00:24:36.659809Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.23.71.176:3306, 252.23.207.198:3306, 252.23.253.78:3306 on view 17726702321453488:7.'
2026-03-05T00:24:37.087544Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.23.71.176:3306 was declared online within the replication group.'