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nodeN# apt install ocfs2-tools
nodeN# cat /etc/ocfs2/cluster.conf
cluster:
node_count = 2
name = ocfs2cluster
node:
number = 1
cluster = ocfs2cluster
ip_port = 7777
ip_address = 192.168.X.1
name = node1
node:
number = 2
cluster = ocfs2cluster
ip_port = 7777
ip_address = 192.168.X.2
name = node2
node1# mkfs.ocfs2 -L "DrbdVol" /dev/drbd0
или
node1# mkfs.ocfs2 -L "CephVol" /dev/mapper/mpatha
nodeN# cat /etc/default/o2cb
...
O2CB_ENABLED=true
...
O2CB_BOOTCLUSTER=ocfs2cluster
...
nodeN# o2cb register-cluster ocfs2cluster
nodeN# systemctl enable o2cb ocfs2
nodeN# systemctl start o2cb ocfs2