[Pacemaker] Maintenance Mode Pacemaker

Andrew Beekhof andrew at beekhof.net
Wed Jan 16 20:09:30 EST 2013


On Fri, Jan 11, 2013 at 11:09 PM, Christian Gebler
<geblerchristian at googlemail.com> wrote:
> I hope it's "just" a bug! :)
>
> We have Pacemaker version 1.1.6 installed.

The fix I'm thinking of was definitely after that, but for some reason
I can't find it at the moment.
Could you give 1.1.8 a try and see if it fixes the problem?

>
>
> 2013/1/11 Andrew Beekhof <andrew at beekhof.net>
>>
>> On Fri, Jan 11, 2013 at 8:36 AM, Christian Gebler
>> <geblerchristian at googlemail.com> wrote:
>> > Hi,
>> >
>> > today i recognized a strange Pacemaker behavior at one of my
>> > Cluster-Server.
>> > I needed to do some work on the services so i just wanted to prevent the
>> > services from migrating to the other node and switched Pacemaker into
>> > the
>> > maintenance mode:
>> >
>> > # crm configure property maintenance-mode=true
>> >
>> > After my work was done, i switched it back with the "false" value.
>> >
>> > Now i wanted to test Pacemaker and killed one of my services.
>> > But Pacemaker didn't recognized it and migrate nothing...the service was
>> > still listed as "Running", i tried it with two other services on the
>> > node,
>> > but the same result. The service was not listed in the process-list and
>> > the
>> > initscript-status returned a false value,, so the service was really
>> > dead.
>> > It looked like Pacemaker was still in maintenance mode, but it wasn't.
>> > In
>> > the crm-config the maintenance mode was set as "false".
>> >
>> > After a restart of Pacemaker and Corosync it works fine (restart or
>> > migration of service).
>> >
>> > Now i switched back to maintenance mode again, and turned it off again.
>> > Same
>> > result...Pacemaker recognize nothing.
>> >
>> > Now my question....is this how the maintenance mode should work and i
>> > misunderstood something? ;) Or is it a bug or something else?
>>
>> Pretty sure its a bug we fixed recently.  Which version of pacemaker is
>> this?
>>
>> >
>> > I use the ubuntu-server 12.04 LTS version, with updated Packages.
>> >
>> > thx
>> >
>> > chris
>> >
>> > _______________________________________________
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>> >
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>> >
>>
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>>
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>> Bugs: http://bugs.clusterlabs.org
>
>
>
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>
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