2026-02-16T00:20:55.075866Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9543
2026-02-16T00:20:55.097420Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-02-16T00:20:57.410963Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-02-16T00:21:10.143029Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-02-16T00:21:19.137783Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-02-16T00:21:28.795732Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9595
2026-02-16T00:21:28.883564Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-02-16T00:21:30.626013Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-02-16T00:21:32.668955Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-02-16T00:21:32.668995Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-02-16T00:21:32.725074Z 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.
2026-02-16T00:21:32.745882Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-02-16T00:21:32.746004Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.YIoBPRn6pz/mysqld.sock'  port: 0  (Ubuntu).
2026-02-16T00:21:32.840885Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-02-16T00:21:35.143598Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-02-16T00:21:37.557126Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9744
2026-02-16T00:21:37.565646Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-02-16T00:21:39.449904Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-02-16T00:21:39.924775Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-02-16T00:21:39.924818Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-02-16T00:21:39.966874Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-02-16T00:21:39.967004Z 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).
2026-02-16T00:21:44.449934Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-02-16T00:21:45.314892Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-02-16T00:21:45.811864Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9928
2026-02-16T00:21:45.823284Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-02-16T00:21:46.494645Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-02-16T00:21:47.081246Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-02-16T00:21:47.081282Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-02-16T00:21:47.152913Z 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).
2026-02-16T00:21:47.153865Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-02-16T00:29:01.222203Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-02-16T00:29:01.222264Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-02-16T00:29:01.229847Z 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-cf141d-0-lxd-4-relay-bin' to avoid this problem.
2026-02-16T00:29:01.242979Z 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=''.
2026-02-16T00:29:01.321707Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-02-16T00:29:01.326652Z 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.'
2026-02-16T00:29:01.327049Z 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.'
2026-02-16T00:29:01.376030Z 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=''.
2026-02-16T00:29:01.407454Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-02-16T00:29:01.614143Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-02-16T00:29:01.630901Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-02-16T00:29:01.637817Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-02-16T00:29:01.637862Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.152.169:3306 on view 17712017415979527:1.'
2026-02-16T00:29:01.934424Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-02-16T00:29:01.934512Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.129.152.169:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-02-16T00:29:01.934762Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-02-16T00:29:01.939212Z 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.'
2026-02-16T00:29:01.939244Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-02-16T00:29:01.939308Z 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.'
2026-02-16T00:29:01.939467Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-02-16T00:29:02.614074Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-02-16T00:29:03.129940Z 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=''.
2026-02-16T00:29:11.690708Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.75.211:3306, 252.129.152.169:3306 on view 17712017415979527:2.'
2026-02-16T00:29:13.687423Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.129.75.211:3306'
2026-02-16T00:29:13.687475Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.152.169:3306 on view 17712017415979527:3.'
2026-02-16T00:29:22.945507Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.75.211:3306, 252.129.152.169:3306 on view 17712017415979527:4.'
2026-02-16T00:29:23.230891Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.129.75.211:3306 was declared online within the replication group.'
2026-02-16T00:29:31.693684Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.75.211:3306, 252.129.132.91:3306, 252.129.152.169:3306 on view 17712017415979527:5.'
2026-02-16T00:29:34.584258Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.129.132.91:3306'
2026-02-16T00:29:34.584330Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.75.211:3306, 252.129.152.169:3306 on view 17712017415979527:6.'
2026-02-16T00:29:43.167804Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.75.211:3306, 252.129.132.91:3306, 252.129.152.169:3306 on view 17712017415979527:7.'
2026-02-16T00:29:43.519049Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.129.132.91:3306 was declared online within the replication group.'