[Pacemaker] Failover IP + One service on multi-node cluster only works on two nodes.

[Bright Dadson]

Thanks Andrew.


________________________________
 From: Andrew Beekhof <andrew at beekhof.net>
To: Bright Dadson <losintikfos at yahoo.co.uk>; The Pacemaker cluster resource manager <pacemaker at oss.clusterlabs.org> 
Sent: Tuesday, 8 October 2013, 0:27
Subject: Re: [Pacemaker] Failover IP + One service on multi-node cluster only works on two nodes.
 


On 07/10/2013, at 11:25 PM, Bright Dadson <losintikfos at yahoo.co.uk> wrote:

> Hi All,
> 
> Stack: pacemaker/heartbeat
> 
> My setup consists of multiple nodes, atleast three with below configs.
> 
> ##Heatbeat config
> autojoin none
> bcast eth0
> warntime 3
> deadtime 6
> initdead 60
> keepalive 1
> node lab-node01
> node lab-node02
> node lab-node03
> crm respawn
> 
> #Cluster Resource Config
> node $id="36796d7a-0e51-4881-a818-32baf7190bff" lab-node3
> node $id="8e7d151b-6ae5-48f0-b852-a5f753272986" lab-node1
> node $id="c51c6359-bc6a-4920-aadf-b5676f40036b" lab-node2
> primitive failover-ip ocf:heartbeat:IPaddr \
>     params ip="10.5.5.34" \
>     op monitor interval="10s"
> primitive failover-mysql lsb:mysql.server \
>     op monitor interval="15s"
> group farm failover-ip failover-mysql
> property $id="cib-bootstrap-options" \
>     dc-version="1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c" \
>     cluster-infrastructure="Heartbeat" \
>     stonith-enabled="false"
> 
> IP failover between lab-node01 and lab-node02 works fine interchangeably. The problem here is, when both lab-node01 and lab-node02 goes offline - lab-node03 do not take VIP and therefore the IP failover do not work.
> 
> Can I get lab-node3 to take over.

You can set no-quorum-policy=ignore
Might be worth understanding what quorum is first though

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