Tag Archives: drbd

OpenStack High Availability: MySQL Cluster

Summary: This article shows how to cluster MySQL on CentOS 6.4 using pacemaker, corosync and drbd. Note: Since writing this article, I’ve decided that providing HA for OpenStack using pacemaker is overly complicated and prone to failure. Instead, I’ve now adopted a simpler approach using HAProxy for load balancing and MySQL replication with Galera.  Please… Read More »