linux-kernel - Re: oomkillers gone wild.

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Message-ID: <alpine.DEB.2.00.1206081313000.19054@chino.kir.corp.google.com>
Date:	Fri, 8 Jun 2012 13:15:50 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Dave Jones <davej@...hat.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>, linux-mm@...ck.org
Subject: Re: oomkillers gone wild.

On Tue, 5 Jun 2012, Dave Jones wrote:

> Still doesn't seem right..
> 
> eg..
> 
> [42309.542776] [ pid ]   uid  tgid total_vm      rss cpu oom_adj oom_score_adj name
> ..
> [42309.553933] [  500]    81   500     5435        1   4     -13          -900 dbus-daemon
> ..
> [42309.597531] [ 9054]  1000  9054   528677    14540   3       0             0 trinity-child3
> ..
> 
> [42309.643057] Out of memory: Kill process 500 (dbus-daemon) score 511952 or sacrifice child
> [42309.643620] Killed process 500 (dbus-daemon) total-vm:21740kB, anon-rss:0kB, file-rss:4kB
> 
> and a slew of similar 'wrong process' death spiral kills follows..
> 

On a system not under oom conditions, i.e. before you start trinity, can 
you send the output of

	cat /proc/$(pidof dbus-daemon)/oom_score{_adj,}
	grep RSS /proc/$(pidof dbus-daemon)/status
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