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Date:	Tue, 26 Nov 2013 13:57:19 +0100
From:	Daniel Lezcano <daniel.lezcano@...aro.org>
To:	Alex Shi <alex.shi@...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 11/26/2013 01:52 PM, Alex Shi wrote:
> On 11/26/2013 08:35 PM, Daniel Lezcano wrote:
>>
>>
>> Here the new results with your patchset + patch #5
>>
>> I have some issues with perf for the moment, so I will fix it up and
>> send the result after.
>
> Thanks a lot, Daniel!
> The result is pretty good!, thread/pipe performance has a slight little
> drop, but processes performance increase about 25%!

Mmh, wait. Let me double check the results, it sounds weird we have so 
much performance increase.

>>
>> 527d1511310a          / + patchset + #5
>>
>> hackbench -T -s 4096 -l 1000 -g 10 -f 40
>> 26.677                  30.308
>> 27.914             28.497
>> 28.390             30.360
>> 28.048             28.587
>> 26.344             29.513
>> 27.848             28.706
>> 28.315             30.152
>> 28.232             29.721
>> 26.549             28.766
>> 30.340             38.801
>> hackbench -p -s 4096 -l 1000 -g 10 -f 40
>> 34.522                  35.469
>> 34.545             34.966
>> 34.469             35.342
>> 34.115             35.286
>> 34.457             35.592
>> 34.561             35.314
>> 34.459             35.316
>> 34.054             35.629
>> 34.532             35.149
>> 34.459             34.876
>> hackbench -P -s 4096 -l 1000 -g 10 -f 40
>> 38.938                  30.308
>> 39.363             28.497
>> 39.340             30.360
>> 38.909             28.587
>> 39.095             29.513
>> 38.869             28.706
>> 39.041             30.152
>> 38.939             29.721
>> 38.992             28.766
>> 38.947             38.801
>
>


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