[Pacemaker] Monitoring a pacemaker cluster

[Michael Schwartzkopff]

Am Montag, 14. September 2009 11:36:45 schrieb Erik Hensema / HostingXS:
> Hi everybody,
>
> I'm in the process of deploying my first pacemaker cluster. The basic setup
> seems fine.
>
> But of course I want to monitor the cluster for intermittent failures. If a
> resource crashes and is restarted automatically, I want to know about it.
> Especially when it's repeatedly restarted.
>
> Which brings me to the question how to monitor a cluster? Without a human
> tailing syslogs 24x7, that is ;-)
>
> I'm already running nagios, so it would be preferable to integrate the
> monitoring in nagios.

pacemaker-mgmt includes a nice SNMP subagent the connects to net-snmp. It 
lists the state of all resoures and especially knows abount all failcounters. 
nagios can use check_snmp to check failcounters. You also could sum about all 
failcounters.

Greetings,

-- 
Dr. Michael Schwartzkopff
MultiNET Services GmbH
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