linux-kernel - Re: [RFC PATCH 0/4] sched: remove cpu

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Date:	Sun, 24 Nov 2013 13:00:30 +0800
From:	Alex Shi <alex.shi@...aro.org>
To:	Daniel Lezcano <daniel.lezcano@...aro.org>, mingo@...hat.com,
	peterz@...radead.org, morten.rasmussen@....com,
	vincent.guittot@...aro.org, fweisbec@...il.com,
	linux@....linux.org.uk, tony.luck@...el.com, fenghua.yu@...el.com,
	tglx@...utronix.de, akpm@...ux-foundation.org,
	arjan@...ux.intel.com, pjt@...gle.com, fengguang.wu@...el.com
CC:	james.hogan@...tec.com, jason.low2@...com,
	gregkh@...uxfoundation.org, hanjun.guo@...aro.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 0/4] sched: remove cpu_load decay.

On 11/22/2013 08:13 PM, Daniel Lezcano wrote:
>>
>> The git tree for this patchset at:
>>   git@...hub.com:alexshi/power-scheduling.git no-load-idx
>> Since Fengguang had included this tree into his kernel testing system.
>> and I haven't get a regression report until now. I suppose it is fine
>> for x86 system.
>>
>> But anyway, since the scheduler change will effect all archs. and
>> hackbench is only benchmark I found now for this patchset. I'd like to
>> see more testing and talking on this patchset.
> 
> Hi Alex,
> 
> I tried on my Xeon server (2 x 4 cores) your patchset and got the
> following result:
> 
> kernel a5d6e63323fe7799eb0e6  / + patchset
> 
> hackbench -T -s 4096 -l 1000 -g 10 -f 40
>       27.604              38.556


Thanks for your testing, Daniel!

Fengguang, how about your kernel results for this patchset?

-- 
Thanks
    Alex
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