mariadb log:

2021-10-18  9:56:41 1 [Warning] Failed to load slave replication state from table mysql.gtid_slave_pos: 1017: Can't find file: './mysql/' (errno: 2 "No such file or directory")
211018 09:56:42 mysqld_safe Starting mariadbd daemon with databases from /var/lib/mysql/
2021-10-18  9:56:42 0 [Note] /usr/sbin/mariadbd (mysqld 10.5.12-MariaDB-1:10.5.12+maria~focal-log) starting as process 264 ...
2021-10-18  9:56:42 0 [Note] InnoDB: Uses event mutexes
2021-10-18  9:56:42 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-10-18  9:56:42 0 [Note] InnoDB: Number of pools: 1
2021-10-18  9:56:42 0 [Note] InnoDB: Using crc32 + pclmulqdq instructions
2021-10-18  9:56:42 0 [Note] mariadbd: O_TMPFILE is not supported on /tmp (disabling future attempts)
2021-10-18  9:56:42 0 [Note] InnoDB: Using Linux native AIO
2021-10-18  9:56:42 0 [Note] InnoDB: Initializing buffer pool, total size = 8589934592, chunk size = 134217728
2021-10-18  9:56:43 0 [Note] InnoDB: Completed initialization of buffer pool
2021-10-18  9:56:43 0 [Note] InnoDB: 128 rollback segments are active.
2021-10-18  9:56:43 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2021-10-18  9:56:43 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2021-10-18  9:56:43 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2021-10-18  9:56:43 0 [Note] InnoDB: 10.5.12 started; log sequence number 45094; transaction id 20
2021-10-18  9:56:43 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2021-10-18  9:56:43 0 [Note] Plugin 'FEEDBACK' is disabled.
2021-10-18  9:56:43 0 [Note] InnoDB: Buffer pool(s) load completed at 211018  9:56:43
2021-10-18  9:56:43 0 [Note] Reading of all Master_info entries succeeded
2021-10-18  9:56:43 0 [Note] Added new Master_info '' to hash table
2021-10-18  9:56:43 0 [Note] /usr/sbin/mariadbd: ready for connections.
Version: '10.5.12-MariaDB-1:10.5.12+maria~focal-log'  socket: '/run/mysqld/mysqld.sock'  port: 0  mariadb.org binary distribution
2021-10-18  9:56:43 0 [Note] /usr/sbin/mariadbd (initiated by: root[root] @ localhost []): Normal shutdown
2021-10-18  9:56:43 0 [Note] Event Scheduler: Purging the queue. 0 events
2021-10-18  9:56:43 0 [Note] InnoDB: FTS optimize thread exiting.
2021-10-18  9:56:43 0 [Note] InnoDB: Starting shutdown...
2021-10-18  9:56:43 0 [Note] InnoDB: Dumping buffer pool(s) to /var/lib/mysql/ib_buffer_pool
2021-10-18  9:56:43 0 [Note] InnoDB: Buffer pool(s) dump completed at 211018  9:56:43
2021-10-18  9:56:44 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2021-10-18  9:56:44 0 [Note] InnoDB: Shutdown completed; log sequence number 45106; transaction id 23
2021-10-18  9:56:44 0 [Note] /usr/sbin/mariadbd: Shutdown complete

211018 09:56:44 mysqld_safe mysqld from pid file /var/lib/mysql/mariadb.pid ended
211018 09:56:47 mysqld_safe Starting mariadbd daemon with databases from /var/lib/mysql/
211018 09:56:47 mysqld_safe WSREP: Running position recovery with --disable-log-error  --pid-file='/var/lib/mysql//os-recover.pid'
211018 09:56:48 mysqld_safe WSREP: Recovered position 00000000-0000-0000-0000-000000000000:-1
2021-10-18  9:56:48 0 [Note] /usr/sbin/mariadbd (mysqld 10.5.12-MariaDB-1:10.5.12+maria~focal-log) starting as process 234 ...
2021-10-18  9:56:48 0 [Note] WSREP: Loading provider /usr/lib/galera/libgalera_smm.so initial position: 00000000-0000-0000-0000-000000000000:-1
2021-10-18  9:56:48 0 [Note] WSREP: wsrep_load(): loading provider library '/usr/lib/galera/libgalera_smm.so'
2021-10-18  9:56:48 0 [Note] WSREP: wsrep_load(): Galera 26.4.9(r819f29cb) by Codership Oy <email address hidden> loaded successfully.
2021-10-18  9:56:48 0 [Note] WSREP: CRC-32C: using 64-bit x86 acceleration.
2021-10-18  9:56:48 0 [Warning] WSREP: Could not open state file for reading: '/var/lib/mysql//grastate.dat'
2021-10-18  9:56:48 0 [Note] WSREP: Found saved state: 00000000-0000-0000-0000-000000000000:-1, safe_to_bootstrap: 1
2021-10-18  9:56:48 0 [Note] WSREP: GCache DEBUG: opened preamble:
Version: 0
UUID: 00000000-0000-0000-0000-000000000000
Seqno: -1 - -1
Offset: -1
Synced: 0
2021-10-18  9:56:48 0 [Note] WSREP: Skipped GCache ring buffer recovery: could not determine history UUID.
2021-10-18  9:56:48 0 [Note] WSREP: Passing config to GCS: base_dir = /var/lib/mysql/; base_host = 192.168.54.12; base_port = 4567; cert.log_conflicts = no; cert.optimistic_pa = yes; debug = no; evs.auto_evict = 0; evs.delay_margin = PT1S; evs.delayed_keep_period = PT30S; evs.inactive_check_period = PT0.5S; evs.inactive_timeout = PT15S; evs.join_retrans_period = PT1S; evs.max_install_timeouts = 3; evs.send_window = 4; evs.stats_report_period = PT1M; evs.suspect_timeout = PT5S; evs.user_send_window = 2; evs.view_forget_timeout = PT24H; gcache.dir = /var/lib/mysql/; gcache.keep_pages_size = 0; gcache.mem_size = 0; gcache.name = galera.cache; gcache.page_size = 128M; gcache.recover = yes; gcache.size = 128M; gcomm.thread_prio = ; gcs.fc_debug = 0; gcs.fc_factor = 1.0; gcs.fc_limit = 16; gcs.fc_master_slave = no; gcs.max_packet_size = 64500; gcs.max_throttle = 0.25; gcs.recv_q_hard_limit = 9223372036854775807; gcs.recv_q_soft_limit = 0.25; gcs.sync_donor = no; gmcast.listen_addr = tcp://192.168.54.12:4567; gmcast.segment = 0; gmcast.version
2021-10-18  9:56:48 0 [Note] WSREP: Start replication
2021-10-18  9:56:48 0 [Note] WSREP: Connecting with bootstrap option: 1
2021-10-18  9:56:48 0 [Note] WSREP: Setting GCS initial position to 00000000-0000-0000-0000-000000000000:-1
2021-10-18  9:56:48 0 [Note] WSREP: protonet asio version 0
2021-10-18  9:56:48 0 [Note] WSREP: Using CRC-32C for message checksums.
2021-10-18  9:56:48 0 [Note] WSREP: backend: asio
2021-10-18  9:56:48 0 [Note] WSREP: gcomm thread scheduling priority set to other:0
2021-10-18  9:56:48 0 [Warning] WSREP: access file(/var/lib/mysql//gvwstate.dat) failed(No such file or directory)
2021-10-18  9:56:48 0 [Note] WSREP: restore pc from disk failed
2021-10-18  9:56:48 0 [Note] WSREP: GMCast version 0
2021-10-18  9:56:48 0 [Note] WSREP: (b608aeaa-bb25, 'tcp://192.168.54.12:4567') listening at tcp://192.168.54.12:4567
2021-10-18  9:56:48 0 [Note] WSREP: (b608aeaa-bb25, 'tcp://192.168.54.12:4567') multicast: , ttl: 1
2021-10-18  9:56:48 0 [Note] WSREP: EVS version 1
2021-10-18  9:56:48 0 [Note] WSREP: gcomm: bootstrapping new group 'openstack'
2021-10-18  9:56:48 0 [Note] WSREP: start_prim is enabled, turn off pc_recovery
2021-10-18  9:56:48 0 [Note] WSREP: EVS version upgrade 0 -> 1
2021-10-18  9:56:48 0 [Note] WSREP: PC protocol upgrade 0 -> 1
2021-10-18  9:56:48 0 [Note] WSREP: Node b608aeaa-bb25 state prim
2021-10-18  9:56:48 0 [Note] WSREP: view(view_id(PRIM,b608aeaa-bb25,1) memb {
	b608aeaa-bb25,0
} joined {
} left {
} partitioned {
})
2021-10-18  9:56:48 0 [Note] WSREP: save pc into disk
2021-10-18  9:56:48 0 [Note] WSREP: gcomm: connected
2021-10-18  9:56:48 0 [Note] WSREP: Changing maximum packet size to 64500, resulting msg size: 32636
2021-10-18  9:56:48 0 [Note] WSREP: Shifting CLOSED -> OPEN (TO: 0)
2021-10-18  9:56:48 0 [Note] WSREP: Opened channel 'openstack'
2021-10-18  9:56:48 0 [Note] WSREP: New COMPONENT: primary = yes, bootstrap = no, my_idx = 0, memb_num = 1
2021-10-18  9:56:48 0 [Note] WSREP: Starting new group from scratch: b6091d00-2ff9-11ec-8edb-6ec5e823c746
2021-10-18  9:56:48 1 [Note] WSREP: Starting rollbacker thread 1
2021-10-18  9:56:48 0 [Note] WSREP: STATE_EXCHANGE: sent state UUID: b609201e-2ff9-11ec-a5a1-deac7d55e38c
2021-10-18  9:56:48 2 [Note] WSREP: Starting applier thread 2
2021-10-18  9:56:48 0 [Note] WSREP: STATE EXCHANGE: sent state msg: b609201e-2ff9-11ec-a5a1-deac7d55e38c
2021-10-18  9:56:48 0 [Note] WSREP: STATE EXCHANGE: got state msg: b609201e-2ff9-11ec-a5a1-deac7d55e38c from 0 (os)
2021-10-18  9:56:48 0 [Note] WSREP: Quorum results:
	version    = 6,
	component  = PRIMARY,
	conf_id    = 0,
	members    = 1/1 (joined/total),
	act_id     = 0,
	last_appl. = 0,
	protocols  = 2/10/4 (gcs/repl/appl),
	vote policy= 0,
	group UUID = b6091d00-2ff9-11ec-8edb-6ec5e823c746
2021-10-18  9:56:48 0 [Note] WSREP: Flow-control interval: [16, 16]
2021-10-18  9:56:48 0 [Note] WSREP: Restored state OPEN -> JOINED (1)
2021-10-18  9:56:48 0 [Note] WSREP: Member 0.0 (os) synced with group.
2021-10-18  9:56:48 0 [Note] WSREP: Shifting JOINED -> SYNCED (TO: 1)
2021-10-18  9:56:48 2 [Note] WSREP: ####### processing CC 1, local, ordered
2021-10-18  9:56:48 2 [Note] WSREP: Process first view: b6091d00-2ff9-11ec-8edb-6ec5e823c746 my uuid: b608aeaa-2ff9-11ec-bb25-224438446ee7
2021-10-18  9:56:48 2 [Note] WSREP: Server os connected to cluster at position b6091d00-2ff9-11ec-8edb-6ec5e823c746:1 with ID b608aeaa-2ff9-11ec-bb25-224438446ee7
2021-10-18  9:56:48 2 [Note] WSREP: Server status change disconnected -> connected
ERROR 2002 (HY000): Can't connect to MySQL server on '192.168.54.12' (115)
2021-10-18  9:56:48 2 [ERROR] WSREP: Process completed with error: /usr/local/bin/wsrep-notify.sh --status connected: 1 (Operation not permitted)
2021-10-18  9:56:48 2 [ERROR] WSREP: Notification command failed: 1 (Operation not permitted): "/usr/local/bin/wsrep-notify.sh --status connected"
2021-10-18  9:56:48 2 [Note] WSREP: ####### My UUID: b608aeaa-2ff9-11ec-bb25-224438446ee7
2021-10-18  9:56:48 2 [Note] WSREP: Cert index reset to 00000000-0000-0000-0000-000000000000:-1 (proto: 10), state transfer needed: no
2021-10-18  9:56:48 0 [Note] WSREP: Service thread queue flushed.
2021-10-18  9:56:48 2 [Note] WSREP: ####### Assign initial position for certification: 00000000-0000-0000-0000-000000000000:-1, protocol version: -1
2021-10-18  9:56:48 2 [Note] WSREP: REPL Protocols: 10 (5)
2021-10-18  9:56:48 2 [Note] WSREP: ####### Adjusting cert position: -1 -> 1
2021-10-18  9:56:48 0 [Note] WSREP: Service thread queue flushed.
2021-10-18  9:56:48 2 [Note] WSREP: GCache history reset: 00000000-0000-0000-0000-000000000000:0 -> b6091d00-2ff9-11ec-8edb-6ec5e823c746:0
2021-10-18  9:56:48 2 [Note] WSREP: ================================================
View:
  id: b6091d00-2ff9-11ec-8edb-6ec5e823c746:1
  status: primary
  protocol_version: 4
  capabilities: MULTI-MASTER, CERTIFICATION, PARALLEL_APPLYING, REPLAY, ISOLATION, PAUSE, CAUSAL_READ, INCREMENTAL_WS, UNORDERED, PREORDERED, STREAMING, NBO
  final: no
  own_index: 0
  members(1):
	0: b608aeaa-2ff9-11ec-bb25-224438446ee7, os
=================================================
2021-10-18  9:56:48 2 [Note] WSREP: Server status change connected -> joiner
ERROR 2002 (HY000): Can't connect to MySQL server on '192.168.54.12' (115)
2021-10-18  9:56:48 2 [ERROR] WSREP: Process completed with error: /usr/local/bin/wsrep-notify.sh --status joiner: 1 (Operation not permitted)
2021-10-18  9:56:48 2 [ERROR] WSREP: Notification command failed: 1 (Operation not permitted): "/usr/local/bin/wsrep-notify.sh --status joiner"
2021-10-18  9:56:48 2 [Note] WSREP: Server status change joiner -> initializing
ERROR 2002 (HY000): Can't connect to MySQL server on '192.168.54.12' (115)
2021-10-18  9:56:48 2 [ERROR] WSREP: Process completed with error: /usr/local/bin/wsrep-notify.sh --status initializing: 1 (Operation not permitted)
2021-10-18  9:56:48 2 [ERROR] WSREP: Notification command failed: 1 (Operation not permitted): "/usr/local/bin/wsrep-notify.sh --status initializing"
2021-10-18  9:56:48 0 [Note] InnoDB: Uses event mutexes
2021-10-18  9:56:48 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-10-18  9:56:48 0 [Note] InnoDB: Number of pools: 1
2021-10-18  9:56:48 0 [Note] InnoDB: Using crc32 + pclmulqdq instructions
2021-10-18  9:56:48 0 [Note] mariadbd: O_TMPFILE is not supported on /tmp (disabling future attempts)
2021-10-18  9:56:49 0 [Note] InnoDB: Using Linux native AIO
2021-10-18  9:56:49 0 [Note] InnoDB: Initializing buffer pool, total size = 8589934592, chunk size = 134217728
2021-10-18  9:56:49 0 [Note] InnoDB: Completed initialization of buffer pool
2021-10-18  9:56:49 0 [Note] InnoDB: 128 rollback segments are active.
2021-10-18  9:56:49 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2021-10-18  9:56:49 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2021-10-18  9:56:49 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2021-10-18  9:56:49 0 [Note] InnoDB: 10.5.12 started; log sequence number 45118; transaction id 20
2021-10-18  9:56:49 0 [Note] Plugin 'FEEDBACK' is disabled.
2021-10-18  9:56:49 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2021-10-18  9:56:49 0 [Note] InnoDB: Buffer pool(s) load completed at 211018  9:56:49
2021-10-18  9:56:49 0 [Note] Server socket created on IP: '192.168.54.12'.
2021-10-18  9:56:49 0 [Note] WSREP: wsrep_init_schema_and_SR 0x0
2021-10-18  9:56:49 0 [Note] WSREP: Server initialized
2021-10-18  9:56:49 0 [Note] WSREP: Server status change initializing -> initialized