Re: [PATCH] badness() dramatically overcounts memory

From: Balbir Singh
Date: Tue Feb 05 2008 - 23:02:49 EST


KOSAKI Motohiro wrote:
> Hi
>
>>>> The interesting thing is the use of total_vm and not the RSS which is used as
>>>> the basis by the OOM killer. I need to read/understand the code a bit more.
>>> RSS makes more sense to me as well.
>> Andrea Arcangeli has patches pending which change this to the RSS.
>> Specifically:
>>
>> http://marc.info/?l=linux-mm&m=119977937126925
>
> I agreed with you that RSS is better :)
>
>
>
> but..
> on many node numa, per zone rss is more better..

Do we have a per zone RSS per task? I don't remember seeing it.


--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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