[Pacemaker] Suicide fencing and watchdog questions

[Andrei Borzenkov]

В Thu, 27 Nov 2014 08:24:56 +0300
Vladislav Bogdanov <bubble at hoster-ok.com> пишет:

> 27.11.2014 03:43, Andrew Beekhof wrote:
> > 
> >> 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?
> 
> That too.
> 
> But main intention was to understand what value that feature can bring
> at all.
> I tried to enable it without SBD or no-quorum-policy=suicide and
> watchdog was not fired up. Then I looked at sources and realized that it
> is enabled only when SBD is detected, and is not actually managed by the
> cluster option.
> 

It is not enough for a node to kill itself, other nodes need to find out
whether it has done it. What are other options besides SBD in this case?