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From: Andi Kleen <andi@firstfloor.org>
To: Tim Chen <tim.c.chen@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
        Andrea Arcangeli <aarcange@redhat.com>, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org, Linus Torvalds <torvalds@linux-foundation.org>,
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        Paul Turner <pjt@google.com>, Christoph Lameter <cl@linux.com>,
        Suresh Siddha <suresh.b.siddha@intel.com>,
        Mike Galbraith <efault@gmx.de>,
        "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
        Lai Jiangshan <laijs@cn.fujitsu.com>,
        Bharata B Rao <bharata.rao@gmail.com>,
        Lee Schermerhorn <Lee.Schermerhorn@hp.com>,
        Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>, Alex@linux.intel.com,
        Sh@linux.intel.com
Subject: Re: [PATCH 00/33] AutoNUMA27
References: <1349308275-2174-1-git-send-email-aarcange@redhat.com>
	<20121004113943.be7f92a0.akpm@linux-foundation.org>
	<m24nm8wly3.fsf@firstfloor.org>
	<1349481433.17632.62.camel@schen9-DESK>
Date: Fri, 05 Oct 2012 17:11:33 -0700
In-Reply-To: <1349481433.17632.62.camel@schen9-DESK> (Tim Chen's message of
	"Fri, 05 Oct 2012 16:57:13 -0700")
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Tim Chen <tim.c.chen@linux.intel.com> writes:
>> 
>
> I remembered that 3 months ago when Alex tested the numa/sched patches
> there were 20% regression on SpecJbb2005 due to the numa balancer.

20% on anything sounds like a show stopper to me.

-Andi

-- 
ak@linux.intel.com -- Speaking for myself only
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