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From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: David Rientjes <rientjes@google.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Hugh Dickins <hugh.dickins@tiscali.co.uk>,
	Andrea Arcangeli <aarcange@redhat.com>,
	vedran.furac@gmail.com,
	KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Subject: Re: [PATCH] oom_kill: use rss value instead of vm size for badness
Date: Fri, 30 Oct 2009 08:41:34 +0900	[thread overview]
Message-ID: <20091030084134.fc968a90.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.2.00.0910290232000.21298@chino.kir.corp.google.com>

On Thu, 29 Oct 2009 02:44:45 -0700 (PDT)
David Rientjes <rientjes@google.com> wrote:
> >   Then,
> >   - I'd like to drop file_rss.
> >   - I'd like to take swap_usage into acccount.
> >   - I'd like to remove cpu_time bonus. runtime bonus is much more important.
> >   - I'd like to remove penalty from children. To do that, fork-bomb detector
> >     is necessary.
> >   - nice bonus is bad. (We have oom_adj instead of this.) It should be
> >     if (task_nice(p) < 0)
> > 	points /= 2;
> >     But we have "root user" bonus already. We can remove this line.
> > 
> > After above, much more simple selection, easy-to-understand,  will be done.
> > 
> 
> Agreed, I think we'll need to rewrite most of the heuristic from scratch.

I'd like to post total redesgin of oom-killer in the next week.
plz wait.

Thanks,
-Kame

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  reply	other threads:[~2009-10-29 23:44 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-10-28  8:58 KAMEZAWA Hiroyuki
2009-10-28  9:15 ` David Rientjes
2009-10-28 11:04   ` KAMEZAWA Hiroyuki
2009-10-29  1:00     ` KAMEZAWA Hiroyuki
2009-10-29  2:31       ` Minchan Kim
2009-10-29  8:31       ` David Rientjes
2009-10-29  8:46         ` KAMEZAWA Hiroyuki
2009-10-29  9:01           ` David Rientjes
2009-10-29  9:16             ` KAMEZAWA Hiroyuki
2009-10-29  9:44               ` David Rientjes
2009-10-29 23:41                 ` KAMEZAWA Hiroyuki [this message]
2009-11-01 13:29         ` KOSAKI Motohiro
2009-11-02 10:42           ` David Rientjes
2009-11-02 12:35             ` KOSAKI Motohiro
2009-11-02 19:55               ` Vedran Furač
2009-11-03 23:09                 ` KOSAKI Motohiro
2009-11-07 19:16                   ` Vedran Furač
2009-11-25 12:44         ` Andrea Arcangeli
2009-11-25 21:39           ` David Rientjes
2009-11-27 18:26             ` Andrea Arcangeli
2009-11-30 23:09               ` David Rientjes
2009-12-01  4:43                 ` KOSAKI Motohiro
2009-12-01 22:20                   ` David Rientjes
2009-12-02  0:35                     ` KOSAKI Motohiro
2009-12-03 23:25                       ` David Rientjes
2009-12-04  0:44                         ` KAMEZAWA Hiroyuki
2009-11-26  0:10           ` Vedran Furač
2009-11-26  1:32             ` KAMEZAWA Hiroyuki
2009-11-27  1:56               ` Vedran Furač

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