Proxmox VEでは、簡単にクラスタにノードを追加することができる。
追加したいノードで以下のコマンドを実行することで、クラスタへの参加が行える。
pvecm add クラスタIPアドレス
root@BS-PUB-MICROSERVER-03:~# pvecm add 172.28.0.20
The authenticity of host '172.28.0.20 (172.28.0.20)' can't be established.
ECDSA key fingerprint is 4b:1a:7a:48:f7:9c:5d:d6:03:a3:99:4f:65:1f:98:9b.
Are you sure you want to continue connecting (yes/no)? yes
root@172.28.0.20's password:
copy corosync auth key
stopping pve-cluster service
backup old database
waiting for quorum...OK
generating node certificates
merge known_hosts file
restart services
successfully added node 'BS-PUB-MICROSERVER-03' to cluster.
root@BS-PUB-MICROSERVER-03:~# pvecm status
Quorum information
------------------
Date: Sat Apr 2 19:45:38 2016
Quorum provider: corosync_votequorum
Nodes: 3
Node ID: 0x00000003
Ring ID: 68
Quorate: Yes
Votequorum information
----------------------
Expected votes: 3
Highest expected: 3
Total votes: 3
Quorum: 2
Flags: Quorate
Membership information
----------------------
Nodeid Votes Name
0x00000001 1 172.28.0.20
0x00000002 1 172.28.0.21
0x00000003 1 172.28.0.22 (local)