A Review Of https://first2host.co.uk/blog/mariadb-database-replication-mariadb-galera-database-cluster/
Many options are obligatory, meaning which they *should* be set in order for Galera Cluster to be enabled or to work correctly with MariaDB. The necessary options are:User accounts aren't replicated with the resource server for the replica server. To deliver user usage of the replica server, you need to manually build all accounts and corresponding