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

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Message-ID: <52930C11.8070005@linaro.org>
Date:	Mon, 25 Nov 2013 09:36:33 +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 11/25/2013 01:58 AM, Alex Shi wrote:
> On 11/22/2013 08:13 PM, Daniel Lezcano wrote:
>>
>> 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
>
> Hi Daniel, would you like give the detailed server info? 2 socket * 4
> cores, sounds it isn't a modern machine.

Well it has several years old now, that's true but still competing with 
some recent processors :)

Bi-Xeon E5345 2.33GHz / 8Mb L2 cache / 7BG FB-DIMM Memory 667 MHz / 
300GB SSD 3Gb/s


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