LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: David Rientjes <rientjes@google.com>,
	Jeff Davis <linux@j-davis.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Andrea Arcangeli <andrea@qumranet.com>
Subject: Re: [PATCH] badness() dramatically overcounts memory
Date: Wed, 06 Feb 2008 09:30:44 +0530	[thread overview]
Message-ID: <47A930EC.9070009@linux.vnet.ibm.com> (raw)
In-Reply-To: <20080206105041.2717.KOSAKI.MOTOHIRO@jp.fujitsu.com>

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

      parent reply	other threads:[~2008-02-06  4:02 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1202182480.24634.22.camel@dogma.ljc.laika.com>
2008-02-05  4:13 ` Balbir Singh
2008-02-05 23:02   ` Jeff Davis
2008-02-05 23:09     ` David Rientjes
2008-02-06  1:54       ` KOSAKI Motohiro
2008-02-06  2:05         ` David Rientjes
2008-02-06  4:00         ` Balbir Singh [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=47A930EC.9070009@linux.vnet.ibm.com \
    --to=balbir@linux.vnet.ibm.com \
    --cc=andrea@qumranet.com \
    --cc=kosaki.motohiro@jp.fujitsu.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux@j-davis.com \
    --cc=rientjes@google.com \
    --subject='Re: [PATCH] badness() dramatically overcounts memory' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).