2025-09-18T00:22:43.948871Z 0 [System] [MY-013169] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) initializing of server in progress as process 8893 2025-09-18T00:22:44.027645Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-09-18T00:22:47.667445Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2025-09-18T00:22:53.441241Z 6 [Warning] [MY-010453] [Server] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option. 2025-09-18T00:22:58.348870Z 6 [System] [MY-013172] [Server] Received SHUTDOWN from user boot. Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1). 2025-09-18T00:23:05.741212Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 8942 2025-09-18T00:23:06.037744Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-09-18T00:23:06.806707Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2025-09-18T00:23:07.448971Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2025-09-18T00:23:07.474881Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2025-09-18T00:23:07.496753Z 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. 2025-09-18T00:23:07.541251Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Socket: /var/run/mysqld/mysqlx.sock 2025-09-18T00:23:07.541389Z 0 [System] [MY-010931] [Server] /usr/sbin/mysqld: ready for connections. Version: '8.0.42-0ubuntu0.22.04.1' socket: '/tmp/tmp.3qqzFGpqvU/mysqld.sock' port: 0 (Ubuntu). 2025-09-18T00:23:07.625174Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user . Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1). 2025-09-18T00:23:09.101471Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1) (Ubuntu). 2025-09-18T00:23:11.672413Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9101 2025-09-18T00:23:11.689657Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-09-18T00:23:12.461566Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2025-09-18T00:23:13.050321Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2025-09-18T00:23:13.050369Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2025-09-18T00:23:13.072388Z 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). 2025-09-18T00:23:13.072450Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '127.0.0.1' port: 33060, socket: /var/run/mysqld/mysqlx.sock 2025-09-18T00:23:17.768104Z 0 [System] [MY-013172] [Server] Received SHUTDOWN from user . Shutting down mysqld (Version: 8.0.42-0ubuntu0.22.04.1). 2025-09-18T00:23:19.271271Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1) (Ubuntu). 2025-09-18T00:23:19.832736Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 9294 2025-09-18T00:23:19.841875Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-09-18T00:23:20.739973Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2025-09-18T00:23:21.237339Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2025-09-18T00:23:21.237394Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2025-09-18T00:23:21.306735Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock 2025-09-18T00:23:21.311525Z 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). 2025-09-18T00:25:38.812403Z 13 [ERROR] [MY-011685] [Repl] Plugin group_replication reported: 'The group_replication_group_name option is mandatory' 2025-09-18T00:25:38.812444Z 13 [ERROR] [MY-011660] [Repl] Plugin group_replication reported: 'Unable to start Group Replication on boot' 2025-09-18T00:25:39.351672Z 13 [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-1739ab-0-lxd-4-relay-bin' to avoid this problem. 2025-09-18T00:25:39.368224Z 13 [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=''. 2025-09-18T00:25:39.388222Z 13 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.' 2025-09-18T00:25:39.389590Z 13 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv4 localhost address to the allowlist. It is mandatory that it is added.' 2025-09-18T00:25:39.389612Z 13 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv6 localhost address to the allowlist. It is mandatory that it is added.' 2025-09-18T00:25:39.433213Z 18 [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='', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''. 2025-09-18T00:25:39.483231Z 19 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.' 2025-09-18T00:25:40.778973Z 13 [System] [MY-011511] [Repl] Plugin group_replication reported: 'This server is working as secondary member with primary member address 252.57.181.86:3306.' 2025-09-18T00:25:40.778990Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.' 2025-09-18T00:25:40.779203Z 0 [Warning] [MY-013469] [Repl] Plugin group_replication reported: 'This member will start distributed recovery using clone. It is due to the number of missing transactions being higher than the configured threshold of 1.' 2025-09-18T00:25:41.780457Z 13 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.' 2025-09-18T00:25:41.788189Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Cloning from a remote group donor.' 2025-09-18T00:25:41.788415Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.57.181.86:3306, 252.57.218.153:3306, 252.57.146.229:3306 on view 17581550847754909:5.' 2025-09-18T00:25:41.795337Z 32 [System] [MY-011566] [Repl] Plugin group_replication reported: 'Setting super_read_only=OFF.' 2025-09-18T00:25:42.019167Z 33 [Warning] [MY-013460] [InnoDB] Clone removing all user data for provisioning: Started 2025-09-18T00:25:42.143336Z 33 [Warning] [MY-013460] [InnoDB] Clone removing all user data for provisioning: Finished 2025-09-18T00:25:45.844242Z 0 [System] [MY-011504] [Repl] Plugin group_replication reported: 'Group membership changed: This member has left the group.' 2025-09-18T00:25:47.851965Z 0 [System] [MY-011650] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is stopping.' 2025-09-18T00:25:47.856304Z 0 [System] [MY-014082] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) stopped.' 2025-09-18T00:25:47.856512Z 0 [System] [MY-011651] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been stopped.' 2025-09-18T00:25:48.659130Z 0 [System] [MY-010910] [Server] /usr/sbin/mysqld: Shutdown complete (mysqld 8.0.42-0ubuntu0.22.04.1) (Ubuntu). 2025-09-18T00:25:49.499591Z 0 [System] [MY-010116] [Server] /usr/sbin/mysqld (mysqld 8.0.42-0ubuntu0.22.04.1) starting as process 24583 2025-09-18T00:25:49.557371Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2025-09-18T00:25:50.250043Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2025-09-18T00:25:50.635612Z 0 [System] [MY-013587] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' is starting.' 2025-09-18T00:25:50.635794Z 0 [System] [MY-014010] [Repl] Plugin group_replication reported: 'Plugin 'group_replication' has been started.' 2025-09-18T00:25:50.861001Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2025-09-18T00:25:50.861040Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2025-09-18T00:25:50.932499Z 0 [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-1739ab-0-lxd-4-relay-bin' to avoid this problem. 2025-09-18T00:25:51.066176Z 9 [Warning] [MY-013360] [Server] '@@binlog_transaction_dependency_tracking' is deprecated and will be removed in a future release. 2025-09-18T00:25:51.069260Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 33060, socket: /var/run/mysqld/mysqlx.sock 2025-09-18T00:25:51.069409Z 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). 2025-09-18T00:25:51.079075Z 4 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.' 2025-09-18T00:25:51.087652Z 4 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv4 localhost address to the allowlist. It is mandatory that it is added.' 2025-09-18T00:25:51.087681Z 4 [Warning] [MY-011735] [Repl] Plugin group_replication reported: '[GCS] Automatically adding IPv6 localhost address to the allowlist. It is mandatory that it is added.' 2025-09-18T00:25:51.234512Z 12 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL 'group_replication_applier' executed'. Previous state source_host='', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''. 2025-09-18T00:25:51.304024Z 13 [System] [MY-014081] [Repl] Plugin group_replication reported: 'The Group Replication certifier broadcast thread (THD_certifier_broadcast) started.' 2025-09-18T00:25:52.336629Z 4 [System] [MY-011511] [Repl] Plugin group_replication reported: 'This server is working as secondary member with primary member address 252.57.181.86:3306.' 2025-09-18T00:25:52.336858Z 0 [System] [MY-011565] [Repl] Plugin group_replication reported: 'Setting super_read_only=ON.' 2025-09-18T00:25:52.336911Z 0 [System] [MY-013471] [Repl] Plugin group_replication reported: 'Distributed recovery will transfer data using: Incremental recovery from a group donor' 2025-09-18T00:25:52.338440Z 0 [System] [MY-011503] [Repl] Plugin group_replication reported: 'Group membership changed to 252.57.181.86:3306, 252.57.218.153:3306, 252.57.146.229:3306 on view 17581550847754909:7.' 2025-09-18T00:25:52.369619Z 24 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL 'group_replication_recovery' executed'. Previous state source_host='', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='252.57.181.86', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''. 2025-09-18T00:25:52.412716Z 25 [Warning] [MY-010897] [Repl] Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information. 2025-09-18T00:25:52.518586Z 25 [System] [MY-014002] [Repl] Replica receiver thread for channel 'group_replication_recovery': connected to source 'mysql_innodb_cluster_1000@252.57.181.86:3306' with server_uuid=02a76709-9425-11f0-95e5-00163e52e714, server_id=1002. Starting GTID-based replication. 2025-09-18T00:25:52.768131Z 24 [System] [MY-010597] [Repl] 'CHANGE REPLICATION SOURCE TO FOR CHANNEL 'group_replication_recovery' executed'. Previous state source_host='252.57.181.86', source_port= 3306, source_log_file='', source_log_pos= 4, source_bind=''. New state source_host='', source_port= 0, source_log_file='', source_log_pos= 4, source_bind=''. 2025-09-18T00:25:52.822103Z 0 [System] [MY-011490] [Repl] Plugin group_replication reported: 'This server was declared online within the replication group.'