[Ocfs2-users] High on buffers and deep on swap

[Arkadiy Kulev]

Hello John,

I can confirm the leak, maybe it's not more of a memory leak, but I
have to remount the partition every 24 hours  to keep it going.
otherwise it lags badly.

Saturday, February 24, 2007, 2:39:55 AM, you wrote:

> It seems that ocfs has an unfixed memory leak even in the most recent
> version.

> I hope to make a more detailed bug report on Monday.

> John

> On Fri, 2007-02-23 at 15:31 -0800, Luis Freitas wrote:
>> Hi,
>>  
>>    This is a bit off topic, hope there is not a problem.
>>  
>>    Anyone out there experiencing high swapping with the kernel
>> retaining a large amount of buffers? This used to be a problem on 2.4,
>> and I usually changed /proc/sys/vm/freepages to fix it. But on 2.6
>> this parameter no longer exists.
>>  
>>     One of the servers here is holding over 3.5Gb of cache even when
>> using over 700Mb of swap, and free memory is always low.
>>  
>> [oracle at br001sv0432 ~]$ free
>>              total       used       free     shared    buffers
>> cached
>> Mem:       5190736    4810880     379856          0     143032
>> 3583868
>> -/+ buffers/cache:    1083980    4106756
>> Swap:      2048248     723064    1325184
>> [oracle at br001sv0432 ~]$
>> 
>>    I am tuning /proc/sys/vm/swappiness, but this seems to have no
>> effect at all. Changed from 60 to 10 and seems to have no effect. The
>> server runs Oracle RAC with OCFS2.
>>  
>> Regards,
>> Luis
>>  
>>  
>> 
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-- 
Best regards,
 Arkadiy                            mailto:eth at ethaniel.com