message: add this very important line, and also a line to help with debugging.
diff: @@ -9,8 +9,11 @@ innodb_autoinc_lock_mode = 2
  innodb_flush_log_at_trx_commit = 0
  query_cache_size = 0
  query_cache_type = 0
  +wsrep_provider=/usr/lib64/galera/libgalera_smm.so
  # By default every node is standalone
  wsrep_cluster_address=gcomm://
  wsrep_cluster_name=galera
  wsrep_node_address=127.0.0.1
  +
  +log_error=mariadb.err
  