2026-05-18T00:23:11.751809Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 10096
2026-05-18T00:23:11.785281Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-05-18T00:23:14.334320Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-05-18T00:23:21.748953Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-05-18T00:23:25.061886Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-05-18T00:23:30.649678Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10144
2026-05-18T00:23:30.684086Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-05-18T00:23:31.875158Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-05-18T00:23:32.657026Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-05-18T00:23:32.657087Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-05-18T00:23:32.684922Z 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.
2026-05-18T00:23:32.732675Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.DeUB8TEpl5/mysqld.sock'  port: 0  (Ubuntu).
2026-05-18T00:23:32.734481Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-05-18T00:23:32.807960Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-05-18T00:23:34.333040Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-05-18T00:23:36.678109Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10289
2026-05-18T00:23:36.687490Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-05-18T00:23:37.456188Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-05-18T00:23:37.897830Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-05-18T00:23:37.897873Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-05-18T00:23:37.985100Z 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).
2026-05-18T00:23:37.985633Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-05-18T00:23:43.442877Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-05-18T00:23:44.417845Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-05-18T00:23:45.005689Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10473
2026-05-18T00:23:45.026672Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-05-18T00:23:46.559325Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-05-18T00:23:47.186540Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-05-18T00:23:47.186579Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-05-18T00:23:47.229865Z 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).
2026-05-18T00:23:47.229976Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-05-18T00:26:02.532096Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-05-18T00:26:02.532144Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-05-18T00:26:02.553916Z 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-d787f6-0-lxd-5-relay-bin' to avoid this problem.
2026-05-18T00:26:02.576409Z 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=''.
2026-05-18T00:26:02.681426Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-05-18T00:26:02.682684Z 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.'
2026-05-18T00:26:02.682712Z 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.'
2026-05-18T00:26:02.720730Z 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=''.
2026-05-18T00:26:02.759228Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-05-18T00:26:03.161013Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-05-18T00:26:03.161054Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-05-18T00:26:03.166014Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-05-18T00:26:03.166052Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306 on view 17790639631607754:1.'
2026-05-18T00:26:03.471429Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-05-18T00:26:03.471516Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.241.34.161:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-05-18T00:26:03.478847Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-05-18T00:26:03.480551Z 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.'
2026-05-18T00:26:03.480579Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-05-18T00:26:03.480676Z 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.'
2026-05-18T00:26:03.480927Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-05-18T00:26:04.160954Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-05-18T00:26:04.730307Z 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=''.
2026-05-18T00:26:17.279190Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306, 252.241.127.111:3306 on view 17790639631607754:2.'
2026-05-18T00:26:20.276005Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.241.127.111:3306'
2026-05-18T00:26:20.276058Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306 on view 17790639631607754:3.'
2026-05-18T00:26:33.337121Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306, 252.241.127.111:3306 on view 17790639631607754:4.'
2026-05-18T00:26:33.732588Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.241.127.111:3306 was declared online within the replication group.'
2026-05-18T00:26:45.282143Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306, 252.241.127.111:3306, 252.241.250.22:3306 on view 17790639631607754:5.'
2026-05-18T00:26:48.165839Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.241.250.22:3306'
2026-05-18T00:26:48.165897Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306, 252.241.127.111:3306 on view 17790639631607754:6.'
2026-05-18T00:27:01.172368Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.241.34.161:3306, 252.241.127.111:3306, 252.241.250.22:3306 on view 17790639631607754:7.'
2026-05-18T00:27:01.745299Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.241.250.22:3306 was declared online within the replication group.'