[Pacemaker] node status does not change even if pacemakerd dies

Andrew Beekhof andrew at beekhof.net
Fri Mar 1 02:10:36 UTC 2013


On Wed, Feb 13, 2013 at 8:14 PM, Kazunori INOUE
<inouekazu at intellilink.co.jp> wrote:
> Hi Andrew,
>
> Yes, please see attached pacemaker.conf. It controls only pacemakerd.

I've pushed up the basic one in
https://github.com/beekhof/pacemaker/commit/4bd8ac3

Once you're happy with the pacemaker-corosync.conf version, let me
know and we can update it.

>
> Furthermore, I'm examining pacemaker-corosync.conf (it's a prototype) which
> also controls corosync now.
> This job starts corosync service before starting of pacemakerd, and stops
> corosync service after the stop of pacemakerd. [1]
>
> - pacemaker-corosync.conf
>   17
>   18  pre-start script
>   19      modprobe softdog soft_margin=60
>   20      service corosync start               [1]
>   21  end script
>   22
>   23  post-start script
>   24      touch $LOCK_FILE
>   25      pidof $prog > /var/run/$prog.pid
>   26  end script
>   27
>   28  post-stop script
>   29      rm -f $LOCK_FILE
>   30      rm -f /var/run/$prog.pid
>   31
>   32      pidof crmd && killall -q -9 corosync
>   33      pidof crmd || service corosync stop  [1]
>   34  end script
>
> Line 32 is a somewhat tricky design.
> When only pacemakerd disappeared, corosync is terminated immediately.
> By doing so, the machine reboots by watchdog of corosync. (since we
> want to poweroff/reset the machine *certainly* in this case.)
>
> Best Regards,
> Kazunori INOUE
>
>
> (13.02.08 10:03), Andrew Beekhof wrote:
>> On Tue, Jan 22, 2013 at 9:09 PM, Kazunori INOUE
>> <inouekazu at intellilink.co.jp> wrote:
>>>
>>> Hi Andrew,
>>>
>>> I understood that pacemakerd was not killed by OOM Killer.
>>> However, because process failure may occur under the unexpected
>>> circumstances, we let Upstart manage pacemakerd.
>>
>> This is an excellent idea.
>> Do you have an upstart job for pacemaker that we can include in the source?
>>
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>
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