2026-03-12T00:20:03.235186Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 9910
2026-03-12T00:20:03.249754Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-12T00:20:04.377971Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-12T00:20:08.456789Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2026-03-12T00:20:10.226051Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-12T00:20:15.734871Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9957
2026-03-12T00:20:15.769648Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-12T00:20:16.239256Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-12T00:20:16.746396Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-12T00:20:16.746439Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-12T00:20:16.767721Z 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.
2026-03-12T00:20:16.807706Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock
2026-03-12T00:20:16.807883Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1'  socket: '/tmp/tmp.1e3aifIvLm/mysqld.sock'  port: 0  (Ubuntu).
2026-03-12T00:20:16.888591Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-12T00:20:19.594685Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-12T00:20:21.351583Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10106
2026-03-12T00:20:21.365668Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-12T00:20:21.832960Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-12T00:20:22.179392Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-12T00:20:22.179479Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-12T00:20:22.205838Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-12T00:20:22.205846Z 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).
2026-03-12T00:20:25.462803Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user <via user signal>. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1).
2026-03-12T00:20:26.557834Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1)  (Ubuntu).
2026-03-12T00:20:27.014723Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 10289
2026-03-12T00:20:27.036716Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started.
2026-03-12T00:20:27.446617Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended.
2026-03-12T00:20:27.876899Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed.
2026-03-12T00:20:27.876959Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel.
2026-03-12T00:20:27.918663Z 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).
2026-03-12T00:20:27.922943Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock
2026-03-12T00:26:35.331017Z 14 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory'
2026-03-12T00:26:35.331050Z 14 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot'
2026-03-12T00:26:35.345457Z 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-777a89-0-lxd-3-relay-bin' to avoid this problem.
2026-03-12T00:26:35.363330Z 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=''.
2026-03-12T00:26:35.445975Z 14 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.'
2026-03-12T00:26:35.447154Z 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.'
2026-03-12T00:26:35.447260Z 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.'
2026-03-12T00:26:35.485857Z 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=''.
2026-03-12T00:26:35.529918Z 20 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.'
2026-03-12T00:26:35.744078Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-12T00:26:35.755527Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor'
2026-03-12T00:26:35.759812Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-12T00:26:35.759852Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306 on view 17732751957438746:1.'
2026-03-12T00:26:36.215863Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'
2026-03-12T00:26:36.215939Z 0 [System] [MY-011507] [Repl] Plugin group_replication reported: 'A new primary with address 252.41.81.60:3306 was elected. The new primary will execute all previous group transactions before allowing writes.'
2026-03-12T00:26:36.216204Z 29 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.'
2026-03-12T00:26:36.217446Z 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.'
2026-03-12T00:26:36.217470Z 27 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.'
2026-03-12T00:26:36.217529Z 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.'
2026-03-12T00:26:36.217629Z 29 [System] [MY-011510] [Repl] Plugin group_replication reported: 'This server is working as primary member.'
2026-03-12T00:26:36.744030Z 14 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.'
2026-03-12T00:26:37.291769Z 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=''.
2026-03-12T00:26:47.844956Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306, 252.41.140.187:3306 on view 17732751957438746:2.'
2026-03-12T00:26:49.842815Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.41.140.187:3306'
2026-03-12T00:26:49.842874Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306 on view 17732751957438746:3.'
2026-03-12T00:27:03.304442Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306, 252.41.140.187:3306 on view 17732751957438746:4.'
2026-03-12T00:27:03.776461Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.41.140.187:3306 was declared online within the replication group.'
2026-03-12T00:27:13.845089Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306, 252.41.151.230:3306, 252.41.140.187:3306 on view 17732751957438746:5.'
2026-03-12T00:27:16.743402Z 0 [Warning] [MY-011499] [Repl] Plugin group_replication reported: 'Members removed from the group: 252.41.151.230:3306'
2026-03-12T00:27:16.743462Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306, 252.41.140.187:3306 on view 17732751957438746:6.'
2026-03-12T00:27:26.013044Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.41.81.60:3306, 252.41.151.230:3306, 252.41.140.187:3306 on view 17732751957438746:7.'
2026-03-12T00:27:26.351839Z 0 [System] [MY-011492] [Repl] Plugin group_replication reported: 'The member with address 252.41.151.230:3306 was declared online within the replication group.'