[Pacemaker] pacemaker processes RSS growth

[Andrew Beekhof]

I wonder what the growth looks like with the recent libqb fix.
That could be an explanation.

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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