From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753472AbaCFUzr (ORCPT ); Thu, 6 Mar 2014 15:55:47 -0500 Received: from mail-pb0-f49.google.com ([209.85.160.49]:39974 "EHLO mail-pb0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752825AbaCFUzp (ORCPT ); Thu, 6 Mar 2014 15:55:45 -0500 Date: Thu, 6 Mar 2014 12:55:43 -0800 (PST) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Tejun Heo cc: Andrew Morton , Johannes Weiner , Michal Hocko , KAMEZAWA Hiroyuki , Christoph Lameter , Pekka Enberg , Mel Gorman , Oleg Nesterov , Rik van Riel , Jianguo Wu , Tim Hockin , linux-kernel@vger.kernel.org, linux-mm@kvack.org, cgroups@vger.kernel.org, linux-doc@vger.kernel.org Subject: Re: [patch 00/11] userspace out of memory handling In-Reply-To: <20140306204923.GF14033@htj.dyndns.org> Message-ID: References: <20140306204923.GF14033@htj.dyndns.org> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 6 Mar 2014, Tejun Heo wrote: > On Tue, Mar 04, 2014 at 07:58:38PM -0800, David Rientjes wrote: > > This patchset implements userspace out of memory handling. > > > > It is based on v3.14-rc5. Individual patches will apply cleanly or you > > may pull the entire series from > > > > git://git.kernel.org/pub/scm/linux/kernel/git/rientjes/linux.git mm/oom > > > > When the system or a memcg is oom, processes running on that system or > > attached to that memcg cannot allocate memory. It is impossible for a > > process to reliably handle the oom condition from userspace. > > ISTR the conclusion last time was nack on the whole approach. What > changed between then and now? I can't detect any fundamental changes > from the description. > This includes system oom handling alongside memcg oom handling. If you have specific objections, please let us know, thanks!