!CentOS-6 + drbd
*ELrepo 利用

 # rpm -Uv http://elrepo.org/elrepo-release-6-4.el6.elrepo.noarch.rpm
 # yum search drbd
 drbd83-utils.x86_64 : Management utilities for DRBD
 drbd84-utils.x86_64 : Management utilities for DRBD
 kmod-drbd83.x86_64 : drbd83 kernel module(s)
 kmod-drbd84.x86_64 : drbd84 kernel module(s)
 # yum install kmod-drbd84 drbd84-utils

!!!参考サイト

!CentOS+Pacemaker+Heartbeat+DRBD+tgtd で冗長化iSCSI ストレージサーバの構築 / Kung Noi Blog
*http://www.goodnai.com/blog/2011/07/27/linux-ha/