[Pacemaker] monitoring redis in master-slave mode

Andrew Beekhof andrew at beekhof.net
Wed Jan 8 17:19:06 EST 2014

On 13 Dec 2013, at 11:06 pm, ESWAR RAO <eswar7028 at gmail.com> wrote:

> Hi All,
> I have a 3 node setup with HB+pacemaker. I wanted to run redis in master-slave mode using an ocf script.
> https://groups.google.com/forum/#!msg/redis-db/eY3zCKnl0G0/lW5fObHrjwQJ
> But with the below configuration , I am able to start in master-slave mode but pacemaker is not monitoring the redis.
> I killed the redis-server on node-1 (slave node/master node) but pacemaker is not re-starting it .
> In the crm status I could see it as:
>      Masters: [ oc-vm ]
>      Slaves: [ oc-vm1 oc-vm2 ]
> even though it's not running on oc-vm1.
> # crm configure primitive cluster-ip ocf:IPaddr2 params ip= cidr_netmask=32 nic=eth1 op monitor interval=30s
> # crm configure primitive oc_redis ocf:redis op monitor role="Master" interval="3s" timeout="5s" op monitor role="Slave" interval="3s" timeout="3s"

use a different interval for the two recurring operations.

> # crm configure ms redis_clone oc_redis meta notify="true" master-max="1" master-node-max="1" clone-node-max="1" interleave="false" globally-unique="false"
> # crm configure colocation ip-on-redis inf: cluster-ip redis_clone:Master
> Can someone help me in fixing it???
> Thanks
> Eswar
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