[Pacemaker] Collocating resource with a started clone instance

[Andreas Kurz]

On 06/22/2012 12:40 PM, Sergey Tachenov wrote:
>>> group postgres pgdrive_fs DBIP postgresql
>>> colocation postgres_on_drbd inf: postgres ms_drbd_pgdrive:Master
>>> order postgres_after_drbd inf: ms_drbd_pgdrive:promote postgres:start
>>> ...
>>> location DBIPcheck DBIP \
>>>        rule $id="DBIPcheck-rule" 10000: defined pingd and pingd gt 0
>>> location master-prefer-node1 DBIP 50: srvplan1
>>> colocation DBIP-on-web 1000: DBIP tomcats
>>
>> try inf: ... 1000: will be not enough .... because DBIP is also part of
>> postgres group and that group must follow the DRBD Master
> 
> I understand, but why doesn't it move the DRBD Master (and the whole
> group) then? If I set the score INF, then the DBIP gets stopped
> completely, and ptest shows -INF for both nodes. And why the ping
> location constraint works then? If the ping is not answered, the whole
> group moves perfectly fine.

hmm ... does it work better with a high value like 100000: ?

Regards,
Andreas

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