[Pacemaker] Monitoring node

Andrew Beekhof andrew at beekhof.net
Thu Apr 15 10:34:49 UTC 2010


On Thu, Apr 15, 2010 at 12:28 AM, Paul Graydon <paul at ehawaii.gov> wrote:
> Hi,
>
> Just batting a few ideas around in my head regarding the cluster.  I've got
> two servers that are clustered, but have other servers around providing
> other functions.  What I was wondering was if it was possible to have one of
> those other servers act as another member of the cluster purely for voting /
> monitoring, never for the actual service?

Sure. Just make set the standby attribute for the node you dont want
to host resources.
Its a good idea, at least quorum becomes a meaningful concept with 3 nodes.

> We have APC power switches that
> could be used for stonith purposes but I'm extremely reluctant to do that in
> a two node cluster.  With three nodes keeping an eye on things I'd feel a
> lot more confident.
>
> If I'm barking up the wrong tree, feel free to tell me :)
>
> Paul
>
> --
> Paul Graydon
> Senior Systems Administrator
> eHawaii.gov - Hawaii's State Internet Portal
> 808-695-4619
> eHawaii.gov  paul at ehawaii.gov
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