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Date: Mon, 22 Aug 2016 13:01:13 +0200
From: Markus Trippelsdorf <markus@trippelsdorf.de>
To: Michal Hocko <mhocko@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>, greg@suse.cz,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Arkadiusz Miskiewicz <a.miskiewicz@gmail.com>,
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        Vlastimil Babka <vbabka@suse.cz>, Joonsoo Kim <js1304@gmail.com>,
        linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: OOM detection regressions since 4.7
Message-ID: <20160822110113.GB314@x4>
References: <20160822093249.GA14916@dhcp22.suse.cz>
 <20160822101614.GA314@x4>
 <20160822105653.GI13596@dhcp22.suse.cz>
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On 2016.08.22 at 12:56 +0200, Michal Hocko wrote:
> On Mon 22-08-16 12:16:14, Markus Trippelsdorf wrote:
> > On 2016.08.22 at 11:32 +0200, Michal Hocko wrote:
> > > [1] http://lkml.kernel.org/r/20160731051121.GB307@x4
> > 
> > For the report [1] above:
> > 
> > markus@x4 linux % cat .config | grep CONFIG_COMPACTION
> > # CONFIG_COMPACTION is not set
> 
> Hmm, without compaction and a heavy fragmentation then I am afraid we
> cannot really do much. What is the reason to disable compaction in the
> first place?

I don't recall. Must have been some issue in the past. I will re-enable
the option.

-- 
Markus