2026-04-30T00:19:18.453849Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 10113
2026-04-30T00:19:18.471366Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-04-30T00:19:20.591669Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-04-30T00:19:27.296327Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-04-30T00:19:33.598080Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-04-30T00:19:41.012751Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10161
2026-04-30T00:19:41.188924Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-04-30T00:19:42.089558Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-04-30T00:19:42.401121Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-04-30T00:19:42.401217Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-04-30T00:19:42.412125Z 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.
2026-04-30T00:19:42.444678Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-04-30T00:19:42.444836Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.OxxgNa9hz0/mysqld.sock'  port: 0  (Ubuntu).
2026-04-30T00:19:42.467959Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-04-30T00:19:44.391613Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-04-30T00:19:45.660758Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10306
2026-04-30T00:19:45.670945Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-04-30T00:19:46.040561Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-04-30T00:19:46.371473Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-04-30T00:19:46.371528Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-04-30T00:19:46.434990Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-04-30T00:19:46.435107Z 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).
2026-04-30T00:19:50.217247Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-04-30T00:19:51.744469Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-04-30T00:19:52.176573Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10490
2026-04-30T00:19:52.187816Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-04-30T00:19:52.660496Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-04-30T00:19:52.962115Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-04-30T00:19:52.962172Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-04-30T00:19:53.029474Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-04-30T00:19:53.031777Z 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).
2026-04-30T00:21:12.623874Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-04-30T00:21:12.623926Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-04-30T00:21:12.643618Z 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-b0b610-0-lxd-4-relay-bin' to avoid this problem.
2026-04-30T00:21:13.450008Z 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=''.
2026-04-30T00:21:15.257493Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-04-30T00:21:15.258909Z 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.'
2026-04-30T00:21:15.258929Z 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.'
2026-04-30T00:21:15.327919Z 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=''.
2026-04-30T00:21:15.411002Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-04-30T00:21:15.587101Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-04-30T00:21:15.651709Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-04-30T00:21:15.651946Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-04-30T00:21:15.651981Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306 on view 17775084755869703:1.'
2026-04-30T00:21:16.277830Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-04-30T00:21:16.277919Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.27.239.12:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-04-30T00:21:16.285794Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-04-30T00:21:16.288189Z 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.'
2026-04-30T00:21:16.288218Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-04-30T00:21:16.288298Z 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.'
2026-04-30T00:21:16.288481Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-04-30T00:21:16.587166Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-04-30T00:21:23.427805Z 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=''.
2026-04-30T00:21:29.703341Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306, 252.27.130.131:3306 on view 17775084755869703:2.'
2026-04-30T00:21:32.699794Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.27.130.131:3306'
2026-04-30T00:21:32.699861Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306 on view 17775084755869703:3.'
2026-04-30T00:21:41.444996Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306, 252.27.130.131:3306 on view 17775084755869703:4.'
2026-04-30T00:21:41.803323Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.27.130.131:3306 was declared online within the replication group.'
2026-04-30T00:21:58.785260Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306, 252.27.130.131:3306, 252.27.38.145:3306 on view 17775084755869703:5.'
2026-04-30T00:22:01.726951Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.27.38.145:3306'
2026-04-30T00:22:01.727040Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306, 252.27.130.131:3306 on view 17775084755869703:6.'
2026-04-30T00:22:10.464134Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.27.239.12:3306, 252.27.130.131:3306, 252.27.38.145:3306 on view 17775084755869703:7.'
2026-04-30T00:22:11.677358Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.27.38.145:3306 was declared online within the replication group.'