linux-kernel - Re: [patch v6 8/8] sched: remove blocked_load

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Message-ID: <519DD110.3070002@intel.com>
Date:	Thu, 23 May 2013 16:19:28 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Changlong Xie <xiechanglong87@...il.com>
CC:	Peter Zijlstra <peterz@...radead.org>, mingo@...hat.com,
	tglx@...utronix.de, akpm@...ux-foundation.org, bp@...en8.de,
	pjt@...gle.com, namhyung@...nel.org, efault@....de,
	morten.rasmussen@....com, vincent.guittot@...aro.org,
	preeti@...ux.vnet.ibm.com, viresh.kumar@...aro.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	mgorman@...e.de, riel@...hat.com, wangyun@...ux.vnet.ibm.com,
	Changlong Xie <changlongx.xie@...el.com>
Subject: Re: [patch v6 8/8] sched: remove blocked_load_avg in tg

On 05/23/2013 03:32 PM, Changlong Xie wrote:
> 2013/5/16 Peter Zijlstra <peterz@...radead.org>:
>> On Tue, May 14, 2013 at 07:35:25PM +0800, Alex Shi wrote:
>>
>>> I tested all benchmarks on cover letter maintained, aim7, kbuild etc.
>>> with autogroup enabled. There is no clear performance change.
>>> But since the machine just run benchmark without anyother load, that
>>> doesn't enough.
>>
>> Back when we started with smp-fair cgroup muck someone wrote a test for it. I
>> _think_ it ended up in the LTP test-suite.
>>
> 
> Hi Peter
> 

> my test results:
> 3.10-rc1          patch1-7         patch1-8
> duration=764   duration=754   duration=750
> duration=764   duration=754   duration=751
> duration=763   duration=755   duration=751
> 
> duration means the seconds of testing cost.
> 
> Tested-by: Changlong Xie <changlongx.xie@...el.com>

Seems the 8th patch is helpful on cgroup. Thanks Changlong!

-- 
Thanks
    Alex
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