From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752610Ab3GBMmM (ORCPT ); Tue, 2 Jul 2013 08:42:12 -0400 Received: from cantor2.suse.de ([195.135.220.15]:45834 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751945Ab3GBMmL (ORCPT ); Tue, 2 Jul 2013 08:42:11 -0400 Date: Tue, 2 Jul 2013 14:42:08 +0200 From: Michal Hocko To: Serge Hallyn Cc: Johannes Weiner , Aaron Staley , containers@lists.linux-foundation.org, Paul Menage , Li Zefan , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: PROBLEM: Processes writing large files in memory-limited LXC container are killed by OOM Message-ID: <20130702124208.GF16815@dhcp22.suse.cz> References: <20130701180101.GA5460@ac100> <20130701184503.GG17812@cmpxchg.org> <20130701190222.GA10367@sergelap> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130701190222.GA10367@sergelap> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon 01-07-13 14:02:22, Serge Hallyn wrote: > Quoting Johannes Weiner (hannes@cmpxchg.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