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Date: Tue, 20 Nov 2012 08:48:50 +0100
From: Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH 00/27] Latest numa/core release, v16
Message-ID: <20121120074850.GA14566@gmail.com>
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To: David Rientjes <rientjes@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, Mel Gorman <mgorman@suse.de>, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, linux-mm <linux-mm@kvack.org>, Peter Zijlstra <a.p.zijlstra@chello.nl>, Paul Turner <pjt@google.com>, Lee Schermerhorn <Lee.Schermerhorn@hp.com>, Christoph Lameter <cl@linux.com>, Rik van Riel <riel@redhat.com>, Andrew Morton <akpm@linux-foundation.org>, Andrea Arcangeli <aarcange@redhat.com>, Thomas Gleixner <tglx@linutronix.de>, Johannes Weiner <hannes@cmpxchg.org>, Hugh Dickins <hughd@google.com>


* David Rientjes <rientjes@google.com> wrote:

> This is in comparison to my earlier perftop results which were with thp 
> enabled.  Keep in mind that this system has a NUMA configuration of
> 
> $ cat /sys/devices/system/node/node*/distance 
> 10 20 20 30
> 20 10 20 20
> 20 20 10 20
> 30 20 20 10

You could check whether the basic topology is scheduled right by 
running Andrea's autonumabench:

  git://gitorious.org/autonuma-benchmark/autonuma-benchmark.git

and do a "start.sh -A" and send the mainline versus numa/core 
results.

Thanks,

	Ingo

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