diff --git a/classes/cluster/virtual-mcp-pike-ovs/openstack/control.yml b/classes/cluster/virtual-mcp-pike-ovs/openstack/control.yml
index e9a0053..1235f83 100644
--- a/classes/cluster/virtual-mcp-pike-ovs/openstack/control.yml
+++ b/classes/cluster/virtual-mcp-pike-ovs/openstack/control.yml
@@ -39,6 +39,13 @@
 parameters:
   _param:
     keepalived_vip_interface: ens4
+  galera:
+    master:
+      innodb_buffer_pool_size: 1024M
+      max_connections: 1000
+    slave:
+      innodb_buffer_pool_size: 1024M
+      max_connections: 1000
   linux:
     system:
       package: