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Date: Wed, 24 Oct 2012 02:15:34 +0300
Message-ID: <CAJL_dMtS-rc1b3s9YZ+9Eapc21vF06aCT23GV8eMp13ZxURvBA@mail.gmail.com>
Subject: Re: Major performance regressions in 3.7rc1/2
From: Anca Emanuel <anca.emanuel@gmail.com>
To: David Rientjes <rientjes@google.com>
Cc: Julian Wollrath <jwollrath@web.de>, Hugh Dickins <hughd@google.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Patrik Kullman <patrik.kullman@gmail.com>,
        linux-kernel <linux-kernel@vger.kernel.org>, linux-mm@kvack.org
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On Wed, Oct 24, 2012 at 1:42 AM, David Rientjes <rientjes@google.com> wrote:
> On Tue, 23 Oct 2012, Anca Emanuel wrote:
>
>> I have the same problem.
>> Reverting
>> https://github.com/torvalds/linux/commit/957f822a0ab95e88b146638bad6209bbc315bedd
>> solves the problem for me.
>>
>
> If you don't revert anything and do
>
>         echo 0 > /proc/sys/vm/zone_reclaim_mode
>
> after boot, does this also fix the issue?

Yes.
http://imgur.com/JJwiJ
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