linux-kernel - Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq

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Message-ID: <1361509697.5817.65.camel@marge.simpson.net>
Date:	Fri, 22 Feb 2013 06:08:17 +0100
From:	Mike Galbraith <efault@....de>
To:	Michael Wang <wangyun@...ux.vnet.ibm.com>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul Turner <pjt@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>, alex.shi@...el.com,
	Ram Pai <linuxram@...ibm.com>,
	"Nikunj A. Dadhania" <nikunj@...ux.vnet.ibm.com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [RFC PATCH v3 0/3] sched: simplify the select_task_rq_fair()

On Fri, 2013-02-22 at 10:37 +0800, Michael Wang wrote:

> According to the testing result, I could not agree this purpose of
> wake_affine() benefit us, but I'm sure that wake_affine() is a terrible
> performance killer when system is busy.

(hm, result is singular.. pgbench in 1:N mode only?)

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