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

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Date:	Mon, 25 Nov 2013 20:00:59 +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 11/25/2013 04:36 PM, Daniel Lezcano wrote:
> 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
> 
> 


It is a core2 CPU, quite old.
Fengguang, do you include similar box in your system?

-- 
Thanks
    Alex
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