From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f71.google.com (mail-wm0-f71.google.com [74.125.82.71]) by kanga.kvack.org (Postfix) with ESMTP id 2A5716B0038 for ; Tue, 6 Sep 2016 07:10:07 -0400 (EDT) Received: by mail-wm0-f71.google.com with SMTP id w12so25877541wmf.3 for ; Tue, 06 Sep 2016 04:10:07 -0700 (PDT) Received: from mx2.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id m133si22731603wma.144.2016.09.06.04.10.05 for (version=TLS1 cipher=AES128-SHA bits=128/128); Tue, 06 Sep 2016 04:10:05 -0700 (PDT) Subject: Re: OOM killer changes References: <20160819073359.GA32619@dhcp22.suse.cz> <20160819082639.GE32619@dhcp22.suse.cz> <20160825072219.GD4230@dhcp22.suse.cz> <2f897a0c-e27d-7ad7-dd0c-6b1e0d3fb2b4@Quantum.com> <20160826083553.GE16195@dhcp22.suse.cz> From: Vlastimil Babka Message-ID: <6aa5d4b7-c5e6-c141-9d92-adf1a14c53c9@suse.cz> Date: Tue, 6 Sep 2016 13:09:57 +0200 MIME-Version: 1.0 In-Reply-To: <20160826083553.GE16195@dhcp22.suse.cz> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko , Ralf-Peter Rohbeck Cc: Andrew Morton , "linux-mm@kvack.org" , Joonsoo Kim On 08/26/2016 10:35 AM, Michal Hocko wrote: > On Thu 25-08-16 13:35:04, Ralf-Peter Rohbeck wrote: > [...] >> Sorry, the tag was next-20160823; I called the branch linux-next-20160823. > > Yeah that is the tag I was looking for but the linux-next is quite > volatile and if you do not fetch the particular tag it won't exist in > leter trees. Anyway, I have set up a branch oom-playground in my tree > git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git which which > is on top of the current up-to-date mmotm tree + revert of the quick > workaround which you have already tested (thanks for that!) and with > the Vlastimil's patch which was dropped due to workaround. This is missing the patch that introduced ignoring pageblock suitability for the highest compaction priority [1]. > AFAIU this > is what you have previously tested without OOM but later on still > managed to hit OOM again. I think the test also didn't include the patch [1] due to some confusion. I think I'll just resend everything (in a new thread) for testing on top of latest mmotm git. [1] http://marc.info/?l=linux-mm&m=147158805719821 > Which would suggest we are still not there > and need to investigate further. I have some ideas what to do but I > would appreciate if we can confirm this status before we try new things. > > Thanks! > -- 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