[Pacemaker] sbd fencing race
Dejan Muhamedagic
dejanmm at fastmail.fm
Wed Nov 26 09:26:53 UTC 2014
Hi,
On Tue, Nov 25, 2014 at 04:20:32PM +0100, emmanuel segura wrote:
> Hi list,
>
> The last night, i had a cluster in fencing race using sbd as stonith
Can you give a bit more details.
> device, i would like to know what is the effect to use start-delay in
> my stonith resource in this way:
>
> primitive stonith-sbd stonith:external/sbd \
> params sbd_device="/dev/mapper/SBD \
> op start interval="0" start-delay="5"
Yes, that could help with a stonith deathmatch. Normally, you
have a stonith resource running on one node. On split brain, the
other node also starts the resource in order to shoot the first
node. That's where start-delay comes into play.
Ultimate resource for the issue: http://ourobengr.com/ha/
Cheers,
Dejan
> Thanks
>
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