From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f54.google.com (mail-wm0-f54.google.com [74.125.82.54]) by kanga.kvack.org (Postfix) with ESMTP id 8880D6B0253 for ; Tue, 9 Feb 2016 18:15:59 -0500 (EST) Received: by mail-wm0-f54.google.com with SMTP id g62so4505556wme.0 for ; Tue, 09 Feb 2016 15:15:59 -0800 (PST) Received: from gum.cmpxchg.org (gum.cmpxchg.org. [85.214.110.215]) by mx.google.com with ESMTPS id v124si26362326wmg.0.2016.02.09.15.15.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Feb 2016 15:15:58 -0800 (PST) Date: Tue, 9 Feb 2016 18:15:05 -0500 From: Johannes Weiner Subject: Re: [PATCH v2 6/6] mm: workingset: make shadow node shrinker memcg aware Message-ID: <20160209231505.GB32427@cmpxchg.org> References: <958fc0b9f99f5cabbc3c1f6133a615239d9c05ff.1455025246.git.vdavydov@virtuozzo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <958fc0b9f99f5cabbc3c1f6133a615239d9c05ff.1455025246.git.vdavydov@virtuozzo.com> Sender: owner-linux-mm@kvack.org List-ID: To: Vladimir Davydov Cc: Andrew Morton , Michal Hocko , linux-mm@kvack.org, linux-kernel@vger.kernel.org On Tue, Feb 09, 2016 at 04:55:54PM +0300, Vladimir Davydov wrote: > Workingset code was recently made memcg aware, but shadow node shrinker > is still global. As a result, one small cgroup can consume all memory > available for shadow nodes, possibly hurting other cgroups by reclaiming > their shadow nodes, even though reclaim distances stored in its shadow > nodes have no effect. To avoid this, we need to make shadow node > shrinker memcg aware. > > Signed-off-by: Vladimir Davydov w00t! Acked-by: Johannes Weiner -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org