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Date:	Wed, 28 Oct 2009 03:02:39 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	vedran.furac@...il.com
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	hugh.dickins@...cali.co.uk, akpm@...ux-foundation.org,
	rientjes@...gle.com
Subject: Re: Memory overcommit

>> I attached a scirpt for checking oom_score of all exisiting process.
>> (oom_score is a value used for selecting "bad" processs.")
>> please run if you have time.
>
> 96890   21463   VirtualBox // OK
> 118615  11144   kded4 // WRONG
> 127455  11158   knotify4 // WRONG
> 132198  1       init // WRONG
> 133940  11151   ksmserver // WRONG
> 134109  11224   audacious2 // Audio player, maybe
> 145476  21503   VirtualBox // OK
> 174939  11322   icedove-bin // thunderbird, maybe
> 178015  11223   akregator // rss reader, maybe
> 201043  22672   krusader  // WRONG
> 212609  11187   krunner // WRONG
> 256911  24252   test // culprit, malloced 1GB
> 1750371 11318   run-mozilla.sh // tiny, parent of firefox threads
> 2044902 11141   kdeinit4 // tiny, parent of most KDE apps

Verdran, I made alternative improvement idea. Can you please mesure
badness score
on your system?
Maybe your culprit process take biggest badness value.

Note: this patch change time related thing. So, please drink a cup of
coffee before mesurement.
small rest time makes correct test result.

Download attachment "0001-oom-oom-score-bonus-by-run_time-use-proportional-va.patch" of type "application/octet-stream" (3025 bytes)

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