diff --git a/multi-node-aio/playbooks/osa/user_mnaio_variables.yml b/multi-node-aio/playbooks/osa/user_mnaio_variables.yml
index efd7bba0..28b89fd6 100644
--- a/multi-node-aio/playbooks/osa/user_mnaio_variables.yml
+++ b/multi-node-aio/playbooks/osa/user_mnaio_variables.yml
@@ -40,3 +40,7 @@ glance_glance_api_conf_overrides:
   glance_store:
     http_proxy_information: "http:http://, https:http://"
 {% endif %}
+
+# Reduce memory footprint for mnaio
+galera_innodb_buffer_pool_size: 1024M
+galera_gcache_size: 128M