galera MariaDB etc

echo "SHOW STATUS LIKE \"wsrep%\";"|mysql

https://runebook.dev/ru/docs/mariadb/wsrep_info-plugin/index

[mariadb]
...
plugin_load_add = wsrep_info

[galera]
# Mandatory settings
wsrep_on                 = ON
wsrep_provider=/usr/lib/galera/libgalera_smm.so
wsrep_cluster_name       = "Trade"
wsrep_cluster_address    = gcomm://1.1.2.3,5.1.5.2,1.1.4.1
binlog_format            = row
default_storage_engine   = InnoDB
innodb_autoinc_lock_mode = 2

# Allow server to accept connections on all interfaces.
bind-address = 0.0.0.0

# Optional settings
#wsrep_slave_threads = 1
#innodb_flush_log_at_trx_commit = 0

#wsrep_sst_method=rsync
wsrep_sst_method=mariabackup
wsrep_sst_auth = mariabackup:xxxxxxx
wsrep_sst_donor = "In-B"

# Galera Node Configuration
wsrep_node_address="1.1.2.3"
wsrep_node_name="In-A"

SHOW STATUS LIKE "wsrep%";
SHOW TABLES FROM information_schema LIKE 'WSREP%';
select * from information_schema.WSREP_STATUS\G
select * from information_schema.WSREP_MEMBERSHIP\G

# Manual SST of Galera Cluster Node With Mariabackup
# https://mariadb.com/kb/en/manual-sst-of-galera-cluster-node-with-mariabackup/