From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f69.google.com (mail-pl0-f69.google.com [209.85.160.69]) by kanga.kvack.org (Postfix) with ESMTP id 631136B0069 for ; Fri, 1 Dec 2017 03:41:57 -0500 (EST) Received: by mail-pl0-f69.google.com with SMTP id g13so4152033pln.20 for ; Fri, 01 Dec 2017 00:41:57 -0800 (PST) Received: from mx2.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id k17si4883867pfa.130.2017.12.01.00.41.56 for (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 01 Dec 2017 00:41:56 -0800 (PST) Date: Fri, 1 Dec 2017 09:41:54 +0100 From: Michal Hocko Subject: Re: [PATCH v13 6/7] mm, oom, docs: describe the cgroup-aware OOM killer Message-ID: <20171201084154.l7i3fxtxd4fzrq7s@dhcp22.suse.cz> References: <20171130152824.1591-1-guro@fb.com> <20171130152824.1591-7-guro@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171130152824.1591-7-guro@fb.com> Sender: owner-linux-mm@kvack.org List-ID: To: Roman Gushchin Cc: linux-mm@vger.kernel.org, Johannes Weiner , Vladimir Davydov , Tetsuo Handa , Andrew Morton , David Rientjes , Tejun Heo , kernel-team@fb.com, cgroups@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org On Thu 30-11-17 15:28:23, Roman Gushchin wrote: > @@ -1229,6 +1252,41 @@ to be accessed repeatedly by other cgroups, it may make sense to use > POSIX_FADV_DONTNEED to relinquish the ownership of memory areas > belonging to the affected files to ensure correct memory ownership. > > +OOM Killer > +~~~~~~~~~~ > + > +Cgroup v2 memory controller implements a cgroup-aware OOM killer. > +It means that it treats cgroups as first class OOM entities. This should mention groupoom mount option to enable this functionality. Other than that looks ok to me Acked-by: Michal Hocko -- Michal Hocko SUSE Labs -- 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