ocfs2

install ocfs2 and latest version of ocfs2-tools
identify the right ocfs2 version, echo ocfs2-`uname -r`
mkdir /etc/ocfs2
cat /etc/ocfs2/cluster.conf

[root@camkh1ddevdb001 ~]# cat /etc/ocfs2/cluster.conf
cluster:
        node_count = 2
        name = bkpcvrd

node:
        ip_port = 7777
        ip_address = 10.32.37.68
        number = 0
        name = camkh1ddevdb001
        cluster = bkpcvrd

node:
        ip_port = 7777
        ip_address = 10.32.37.69
        number = 1
        name = camkh1ddevdb002
        cluster = bkpcvrd
# service o2cb configure
# mkfs.ocfs2 -L anylabel /dev/mapper/blabla
mount like normal