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Date: Mon, 25 Nov 2013 17:31:28 -0800 (PST)
From: David Rientjes <rientjes@google.com>
Subject: Re: user defined OOM policies
In-Reply-To: <20131122001859.GA9510@logfs.org>
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References: <20131119131400.GC20655@dhcp22.suse.cz> <20131122001859.GA9510@logfs.org>
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To: =?UTF-8?Q?J=C3=B6rn_Engel?= <joern@logfs.org>
Cc: Michal Hocko <mhocko@suse.cz>, linux-mm@kvack.org, Greg Thelen <gthelen@google.com>, Glauber Costa <glommer@gmail.com>, Mel Gorman <mgorman@suse.de>, Andrew Morton <akpm@linux-foundation.org>, Johannes Weiner <hannes@cmpxchg.org>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>, LKML <linux-kernel@vger.kernel.org>

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On Thu, 21 Nov 2013, JA?rn Engel wrote:

> One ancient option I sometime miss was this:
> 	- Kill the biggest process.
> 

That's what both the system and memcg oom killer currently do unless you 
change how "biggest process" is defined with /proc/pid/oom_score_adj.  The 
goal is the kill a single process with the highest rss to avoid having to 
kill many different processes.
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