Oracle Cluster File System 2

# start
    /etc/init.d/o2cb start
# status
    /etc/init.d/o2cb status
# create fs
    mkfs.ocfs2 /dev/drbd1
# mount fs
    mount.ocfs2 /dev/drbd1 /mnt

# /etc/ocfs2/cluster.conf
    node:
        ip_port = 7777
        ip_address = 10.0.0.1
        number = 0
        name = foo
        cluster = ocfs2
 
    node:
        ip_port = 7777
        ip_address = 10.0.0.2
        number = 1
        name = bar
        cluster = ocfs2
 
    cluster:
        node_count = 2
        name = ocfs2