On 2013-10-02T13:40:16, Ulrich Windl <ulrich.wi...@rz.uni-regensburg.de> wrote:
> There is one notable exception: If you have shared storage (SAN, NAS, NFS),
> the cause of the slowness may be external to the systems being monitored,
> thus fencing those will not improve the situation, most likely.
True. Alas, the cluster stack doesn't magically know that, but must be
told - to either allow for long enough timeouts for services on such
media (because even then, the slowness maybe external, or caused
internally), or to not monitor them.
Regards,
Lars
--
Architect Storage/HA
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB
21284 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde
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