But i would like to know if pacemaker needs to start sbd on the node
where sbd resource isnt running to fence the other nodes, because i
don't see any start action in the second node:

:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

message_2cd.txt:Nov 23 11:43:28 node01 sbd: [69794]: WARN: CIB: We do
NOT have quorum!
message_2cd.txt:Nov 23 11:43:28 node01 sbd: [69791]: WARN: Pacemaker
health check: UNHEALTHY
message_2cd.txt:Nov 23 11:43:28 node01 pengine: [69823]: notice:
LogActions: Leave   stonith-sbd    (Started node01)
message_2ch.txt:Nov 23 11:43:28 s02srv002ch sbd: [97640]: WARN: CIB:
We do NOT have quorum!

:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

message_2ch.txt:Nov 23 11:43:28 node02 sbd: [97640]: WARN: CIB: We do
NOT have quorum!
message_2ch.txt:Nov 23 11:43:28 node02 sbd: [97637]: WARN: Pacemaker
health check: UNHEALTHY
message_2ch.txt:Nov 23 11:43:28 node02 pengine: [97679]: WARN:
custom_action: Action stonith-sbd_stop_0 on node01 is unrunnable
(offline)
message_2ch.txt:Nov 23 11:43:28 node02 sbd: [157717]: info: Delivery
process handling /dev/mapper/SBD01B0298700230
message_2ch.txt:Nov 23 11:43:28 node02 sbd: [157717]: info: Writing
reset to node slot node01
message_2ch.txt:Nov 23 11:43:28 node02 sbd: [157717]: info: Messaging delay: 40

::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

Thanks

2014-11-26 10:26 GMT+01:00 Dejan Muhamedagic <deja...@fastmail.fm>:
> 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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>>
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>> Bugs: http://bugs.clusterlabs.org
>
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> Bugs: http://bugs.clusterlabs.org



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