Re: Major performance regressions in 3.7rc1/2

From: Anca Emanuel
Date: Tue Oct 23 2012 - 19:15:27 EST


On Wed, Oct 24, 2012 at 1:42 AM, David Rientjes <rientjes@xxxxxxxxxx> 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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