2026-03-23T00:21:49.874947Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9743
2026-03-23T00:21:49.975102Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-23T00:21:57.337945Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-23T00:22:06.767914Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-03-23T00:22:16.366188Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-23T00:22:27.163656Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9794
2026-03-23T00:22:27.224630Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-23T00:22:28.287121Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-23T00:22:29.160436Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-23T00:22:29.169519Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-23T00:22:29.186918Z 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.
2026-03-23T00:22:29.231546Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-03-23T00:22:29.231569Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.j5OMmI5PJ2/mysqld.sock'  port: 0  (Ubuntu).
2026-03-23T00:22:29.264855Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-23T00:22:31.660988Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-23T00:22:33.566025Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9943
2026-03-23T00:22:33.583971Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-23T00:22:35.475357Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-23T00:22:36.286293Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-23T00:22:36.311218Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-23T00:22:36.521327Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-23T00:22:36.521410Z 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).
2026-03-23T00:22:43.577517Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-23T00:22:45.326550Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-23T00:22:45.762755Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10125
2026-03-23T00:22:45.797907Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-23T00:22:46.813429Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-23T00:22:47.475499Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-23T00:22:47.481888Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-23T00:22:47.680198Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-23T00:22:47.680270Z 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).
2026-03-23T00:29:42.150793Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-03-23T00:29:42.150844Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-03-23T00:29:42.162656Z 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-06139d-0-lxd-4-relay-bin' to avoid this problem.
2026-03-23T00:29:42.175428Z 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=''.
2026-03-23T00:29:42.269546Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-03-23T00:29:42.271129Z 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.'
2026-03-23T00:29:42.271152Z 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.'
2026-03-23T00:29:42.304878Z 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=''.
2026-03-23T00:29:42.332914Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-03-23T00:29:42.523590Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-23T00:29:42.523661Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-03-23T00:29:42.524250Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-23T00:29:42.524270Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.206.14:3306 on view 17742257825231951:1.'
2026-03-23T00:29:42.824921Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-03-23T00:29:42.825036Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.129.206.14:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-03-23T00:29:42.825547Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-23T00:29:42.827256Z 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.'
2026-03-23T00:29:42.827284Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-03-23T00:29:42.827374Z 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.'
2026-03-23T00:29:42.827530Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-03-23T00:29:43.523468Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-03-23T00:29:44.081253Z 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=''.
2026-03-23T00:29:53.648812Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.206.14:3306, 252.129.210.194:3306 on view 17742257825231951:2.'
2026-03-23T00:29:55.643931Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.129.210.194:3306'
2026-03-23T00:29:55.644004Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.206.14:3306 on view 17742257825231951:3.'
2026-03-23T00:30:09.163895Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.206.14:3306, 252.129.210.194:3306 on view 17742257825231951:4.'
2026-03-23T00:30:09.588835Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.129.210.194:3306 was declared online within the replication group.'
2026-03-23T00:30:14.658380Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.21.88:3306, 252.129.206.14:3306, 252.129.210.194:3306 on view 17742257825231951:5.'
2026-03-23T00:30:16.596882Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.129.21.88:3306'
2026-03-23T00:30:16.596967Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.206.14:3306, 252.129.210.194:3306 on view 17742257825231951:6.'
2026-03-23T00:30:26.246451Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.129.21.88:3306, 252.129.206.14:3306, 252.129.210.194:3306 on view 17742257825231951:7.'
2026-03-23T00:30:26.567828Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.129.21.88:3306 was declared online within the replication group.'