[Pacemaker] Suicide fencing and watchdog questions

Andrew Beekhof andrew at beekhof.net
Wed Nov 26 19:43:02 EST 2014


> On 25 Nov 2014, at 10:37 pm, Vladislav Bogdanov <bubble at hoster-ok.com> wrote:
> 
> Hi,
> 
> Is there any information how watchdog integration is intended to work?
> What are currently-evaluated use-cases for that?
> It seems to be forcibly disabled id SBD is not detected...

Are you referring to no-quorum-policy=suicide?

> 
> Also, is there any way to make node (in one-node cluster ;) ) to suicide
> if it detects fencing is required? Technically, that can be done with
> IPMI 'power cycle' or 'power reset' commands - but node (and thus the
> "whole" cluster) will not know about fencing is succeeded, because if it
> received the answer, then fencing failed. But node will be hard reboot
> and thus cleaned up otherwise.
> 
> Best,
> Vladislav
> 
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