Install OpenVZ in both machines, follow the link below How to install OpenVZ in Centos 6.5 DRBD installation. 1. BOTH MACHINES: Install this repository “elrepo-release-6-6.el6.elrepo.noarch.rpm”. rpm -Uvh http://www.elrepo.org/elrepo-release-6-6.el6.elrepo.noarch.rpm 2. BOTH MACHINES: Install DRBD. yum install drbd83-utils-8.3.13 kmod-drbd83-8.3.13 -y 3. BOTH MACHINES: Insert drbd module manually or reboot both machines. /sbin/modprobe drbd 4. BOTH MACHINES: Create … Continue reading Centos High Availability Cluster with OpenVZ, DRBD and Heartbeat – Part 1