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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next prev parent 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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