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Message-ID: <20130702124208.GF16815@dhcp22.suse.cz>
Date:	Tue, 2 Jul 2013 14:42:08 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	Serge Hallyn <serge.hallyn@...ntu.com>
Cc:	Johannes Weiner <hannes@...xchg.org>,
	Aaron Staley <aaron@...loud.com>,
	containers@...ts.linux-foundation.org,
	Paul Menage <menage@...gle.com>,
	Li Zefan <lizf@...fujitsu.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: PROBLEM: Processes writing large files in memory-limited LXC
 container are killed by OOM

On Mon 01-07-13 14:02:22, Serge Hallyn wrote:
> Quoting Johannes Weiner (hannes@...xchg.org):
[...]
> > OOM with too many dirty pages', included in 3.6+.
> 
> Is anyone actively working on the long term solution?

Patches for memcg dirty pages accounted were posted quite some time ago.
I plan to look at the at some point but I am rather busy with other
stuff right now. That would be just a first step though. Then we need to
hook into dirty pages throttling and make it memcg aware which sounds
like a bigger challenge.

-- 
Michal Hocko
SUSE Labs
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