[Linux-cluster] Monitoring the fencing device

[Maciej Bogucki]

Federico Simoncelli napisał(a):
> Hi all. My two-nodes cluster is up and running with a wti ips-800
> fencing device.
> Is there any way I can monitor the network connection to that device?
> What if the ips gets disconnected?
> I might hardly notice it... except when fencing will be needed and it
> won't work.
> 
> Ref:
>   http://sources.redhat.com/cluster/wiki/FAQ/Fencing#fence_levels
> 
> I know I can use multiple fencing devices but I'm trying to keep the
> solution as cheap as possible.
> I am thinking to write a cron job (hourly?) to check the ips status
> (fence_wti -T ...) and notify by mail if unreachable.
> Any other idea?

You could use nagios [1] to monitor connection between Your cluster and
the fance device.

[1] - http://www.nagios.org/

Best Regards
Maciej Bogucki