diff --git a/classes/cluster/virtual-offline-pike-ovs/openstack/init.yml b/classes/cluster/virtual-offline-pike-ovs/openstack/init.yml
index c18b5bd..9f1aba9 100644
--- a/classes/cluster/virtual-offline-pike-ovs/openstack/init.yml
+++ b/classes/cluster/virtual-offline-pike-ovs/openstack/init.yml
@@ -22,6 +22,11 @@
     galera_server_cluster_name: openstack_cluster
     galera_server_maintenance_password: workshop
     galera_server_admin_password: workshop
+    galera_innodb_read_io_threads: 2
+    galera_innodb_write_io_threads: 2
+    galera_wsrep_slave_threads: 2
+    galera_xtrabackup_parallel: 1
+    galera_error_log_enabled: true
     cluster_vip_address: 172.16.10.254
     cluster_local_address: ${_param:single_address}
     cluster_node01_hostname: ctl01