[Pacemaker] hangs pending

Andrey Groshev greenx at yandex.ru
Wed Feb 19 05:18:10 UTC 2014



19.02.2014, 09:08, "Andrew Beekhof" <andrew at beekhof.net>:
> On 19 Feb 2014, at 4:00 pm, Andrey Groshev <greenx at yandex.ru> wrote:
>
>>  19.02.2014, 06:48, "Andrew Beekhof" <andrew at beekhof.net>:
>>>  On 18 Feb 2014, at 11:05 pm, Andrey Groshev <greenx at yandex.ru> wrote:
>>>>   Hi, ALL and Andrew!
>>>>
>>>>   Today is a good day - I killed a lot, and a lot of shooting at me.
>>>>   In general - I am happy (almost like an elephant)   :)
>>>>   Except resources on the node are important to me eight processes: corosync,pacemakerd,cib,stonithd,lrmd,attrd,pengine,crmd.
>>>>   I killed them with different signals (4,6,11 and even 9).
>>>>   Behavior does not depend of number signal - it's good.
>>>>   If STONITH send reboot to the node - it rebooted and rejoined the cluster - too it's good.
>>>>   But the behavior is different from killing various demons.
>>>>
>>>>   Turned four groups:
>>>>   1. corosync,cib - STONITH work 100%.
>>>>   Kill via any signals - call STONITH and reboot.
>>>>
>>>>   2. lrmd,crmd - strange behavior STONITH.
>>>>   Sometimes called STONITH - and the corresponding reaction.
>>>>   Sometimes restart daemon and restart resources with large delay MS:pgsql.
>>>>   One time after restart crmd - pgsql don't restart.
>>>>
>>>>   3. stonithd,attrd,pengine - not need STONITH
>>>>   This daemons simple restart, resources - stay running.
>>>>
>>>>   4. pacemakerd - nothing happens.
>>>>   And then I can kill any process of the third group. They do not restart.
>>>>   Generaly don't touch corosync,cib and maybe lrmd,crmd.
>>>>
>>>>   What do you think about this?
>>>>   The main question of this topic - we decided.
>>>>   But this varied behavior - another big problem.
>>>>
>>>>   Forgоt logs http://send2me.ru/pcmk-Tue-18-Feb-2014.tar.bz2
>>>  Which of the various conditions above do the logs cover?
>>  All various in day.
>
> Are you trying to torture me?
> Can you give me a rough idea what happened when?

No, there is 8 processes on the 4th signal and repeats the experiments with unknown outcome :) 
Easier to conduct new experiments and individual new logs .
Which variant is more interesting?

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