2026-01-15T00:19:01.225656Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9673
2026-01-15T00:19:01.240549Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-01-15T00:19:02.179234Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-01-15T00:19:05.454036Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-01-15T00:19:07.540233Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-01-15T00:19:12.432404Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9720
2026-01-15T00:19:12.764517Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-01-15T00:19:13.382918Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-01-15T00:19:13.805238Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-01-15T00:19:13.805282Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-01-15T00:19:13.814441Z 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.
2026-01-15T00:19:13.832705Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-01-15T00:19:13.832841Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.PKC2oPhS8K/mysqld.sock'  port: 0  (Ubuntu).
2026-01-15T00:19:13.866701Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-01-15T00:19:15.409806Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-01-15T00:19:17.175529Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9865
2026-01-15T00:19:17.182428Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-01-15T00:19:17.839547Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-01-15T00:19:18.329532Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-01-15T00:19:18.329575Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-01-15T00:19:18.360703Z 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).
2026-01-15T00:19:18.362103Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-01-15T00:19:21.256506Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-01-15T00:19:22.576767Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-01-15T00:19:23.017834Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10045
2026-01-15T00:19:23.028550Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-01-15T00:19:23.621064Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-01-15T00:19:23.883541Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-01-15T00:19:23.883612Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-01-15T00:19:23.924649Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-01-15T00:19:23.924872Z 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).
2026-01-15T00:30:22.838553Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-01-15T00:30:22.838586Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-01-15T00:30:22.857330Z 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-9220d7-0-lxd-4-relay-bin' to avoid this problem.
2026-01-15T00:30:22.874184Z 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=''.
2026-01-15T00:30:22.944779Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-01-15T00:30:22.946190Z 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.'
2026-01-15T00:30:22.946211Z 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.'
2026-01-15T00:30:22.994401Z 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=''.
2026-01-15T00:30:23.026044Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-01-15T00:30:23.164498Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-01-15T00:30:23.164549Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-01-15T00:30:23.164781Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-01-15T00:30:23.164799Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.254.219:3306 on view 17684370231643430:1.'
2026-01-15T00:30:23.465459Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-01-15T00:30:23.465609Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.141.254.219:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-01-15T00:30:23.465918Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-01-15T00:30:23.467505Z 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.'
2026-01-15T00:30:23.467534Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-01-15T00:30:23.467648Z 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.'
2026-01-15T00:30:23.467786Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-01-15T00:30:24.164557Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-01-15T00:30:24.682816Z 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=''.
2026-01-15T00:30:31.270883Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.19.165:3306, 252.141.254.219:3306 on view 17684370231643430:2.'
2026-01-15T00:30:33.267323Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.141.19.165:3306'
2026-01-15T00:30:33.267387Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.254.219:3306 on view 17684370231643430:3.'
2026-01-15T00:30:42.514072Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.19.165:3306, 252.141.254.219:3306 on view 17684370231643430:4.'
2026-01-15T00:30:42.840925Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.141.19.165:3306 was declared online within the replication group.'
2026-01-15T00:30:56.262381Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.151.252:3306, 252.141.19.165:3306, 252.141.254.219:3306 on view 17684370231643430:5.'
2026-01-15T00:30:57.940758Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.141.151.252:3306'
2026-01-15T00:30:57.940826Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.19.165:3306, 252.141.254.219:3306 on view 17684370231643430:6.'
2026-01-15T00:31:07.424921Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.141.151.252:3306, 252.141.19.165:3306, 252.141.254.219:3306 on view 17684370231643430:7.'
2026-01-15T00:31:07.631379Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.141.151.252:3306 was declared online within the replication group.'