[Pacemaker] pacemaker processes RSS growth

[Vladislav Bogdanov]

06.12.2012 06:05, Andrew Beekhof wrote:
> I wonder what the growth looks like with the recent libqb fix.
> That could be an explanation.

Valid point. I will watch.

> 
> On Sat, Sep 15, 2012 at 5:23 AM, Vladislav Bogdanov
> <bubble at hoster-ok.com> wrote:
>> 14.09.2012 09:54, Vladislav Bogdanov wrote:
>>> 13.09.2012 15:18, Vladislav Bogdanov wrote:
>>>
>>> ...
>>>
>>>> and now it runs on my testing cluster.
>>>>
>>>> Ipc-related memory problems seem to be completely fixed now, processes
>>>> own memory (RES-SHR in terms of htop) does not grow any longer (after 40
>>>> minutes). Although I see that both RES and SHR counters sometimes
>>>> increase synchronously. lrmd does not grow at all. Will look again after
>>>> few hours.
>>>
>>>
>>> So, lrmd is ok. I see only 4kb growth in RES-SHR on one node (current
>>> DC). Other instances are of the constant size for almost a day.
>>>
>>> I see RES-SHR growth in pacemakerd (>100kb per day). So I expect some
>>> leakage here. Should I run it under valgrind?
>>
>> Valgrind doesn't find anything valuable here (1 and 9 hours runs).
>>
>> ==23851== LEAK SUMMARY:
>> ==23851==    definitely lost: 528 bytes in 3 blocks
>> ==23851==    indirectly lost: 17,361 bytes in 36 blocks
>> ==23851==      possibly lost: 234 bytes in 8 blocks
>> ==23851==    still reachable: 17,458 bytes in 163 blocks
>> ==23851==         suppressed: 0 bytes in 0 blocks
>>
>>>
>>> And I see that both RES and SHR synchronously grow in crmd (600-700kb
>>> per day on member nodes, 6Mb on DC), while RES-SHR is reduced by 24kb on
>>> DC.
>>>
>>> And I see cib growth in both RES and SHR in range 12-340 kb, and 4kb
>>> growth in RES-SHR on nodes except DC.
>>>
>>> I can't say for sure what causes growth of shared pages.
>>> May be it is /dev/shm. Lot of files are there. I'll look if it grows.
>>>
>>
>>
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