2026-03-26T00:18:41.356314Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9732
2026-03-26T00:18:41.382336Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-26T00:18:42.305184Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-26T00:18:45.521739Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-03-26T00:18:47.526151Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-26T00:18:52.030658Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9779
2026-03-26T00:18:52.068875Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-26T00:18:52.509911Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-26T00:18:53.079088Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-26T00:18:53.079398Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-26T00:18:53.089386Z 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.
2026-03-26T00:18:53.115892Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-03-26T00:18:53.116028Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.Mnz0k8oqdl/mysqld.sock'  port: 0  (Ubuntu).
2026-03-26T00:18:53.149251Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-26T00:18:54.757995Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-26T00:18:56.492640Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9925
2026-03-26T00:18:56.502584Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-26T00:18:57.012441Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-26T00:18:57.342941Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-26T00:18:57.342982Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-26T00:18:57.375082Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-26T00:18:57.375241Z 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).
2026-03-26T00:19:00.718017Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-26T00:19:01.720345Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-26T00:19:02.158816Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10110
2026-03-26T00:19:02.172783Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-26T00:19:02.708420Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-26T00:19:03.076240Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-26T00:19:03.076295Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-26T00:19:03.150324Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-26T00:19:03.150512Z 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).
2026-03-26T00:24:53.829036Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-03-26T00:24:53.836882Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-03-26T00:24:53.847140Z 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-1f36d9-0-lxd-3-relay-bin' to avoid this problem.
2026-03-26T00:24:53.863781Z 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=''.
2026-03-26T00:24:53.937762Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-03-26T00:24:53.938893Z 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.'
2026-03-26T00:24:53.938912Z 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.'
2026-03-26T00:24:53.961332Z 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=''.
2026-03-26T00:24:53.990217Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-03-26T00:24:54.214126Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-26T00:24:54.214183Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-03-26T00:24:54.217753Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-26T00:24:54.217789Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306 on view 17744846942128522:1.'
2026-03-26T00:24:54.524853Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-03-26T00:24:54.524942Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.41.85.208:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-03-26T00:24:54.525328Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-26T00:24:54.526970Z 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.'
2026-03-26T00:24:54.527005Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-03-26T00:24:54.527082Z 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.'
2026-03-26T00:24:54.529708Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-03-26T00:24:55.212957Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-03-26T00:24:55.715995Z 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=''.
2026-03-26T00:25:14.315036Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306, 252.41.19.64:3306 on view 17744846942128522:2.'
2026-03-26T00:25:16.312559Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.41.19.64:3306'
2026-03-26T00:25:16.312633Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306 on view 17744846942128522:3.'
2026-03-26T00:25:25.677836Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306, 252.41.19.64:3306 on view 17744846942128522:4.'
2026-03-26T00:25:25.981169Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.41.19.64:3306 was declared online within the replication group.'
2026-03-26T00:25:29.371297Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306, 252.41.184.188:3306, 252.41.19.64:3306 on view 17744846942128522:5.'
2026-03-26T00:25:31.311513Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.41.184.188:3306'
2026-03-26T00:25:31.311581Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306, 252.41.19.64:3306 on view 17744846942128522:6.'
2026-03-26T00:25:44.949209Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.85.208:3306, 252.41.184.188:3306, 252.41.19.64:3306 on view 17744846942128522:7.'
2026-03-26T00:25:45.329668Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.41.184.188:3306 was declared online within the replication group.'