linux-kernel - Re: [PATCH] sched: smart wake-affine

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Message-ID: <51E39037.6010906@linux.vnet.ibm.com>
Date:	Mon, 15 Jul 2013 14:01:27 +0800
From:	Michael Wang <wangyun@...ux.vnet.ibm.com>
To:	Davidlohr Bueso <davidlohr.bueso@...com>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Mike Galbraith <efault@....de>,
	LKML <linux-kernel@...r.kernel.org>,
	Ingo Molnar <mingo@...nel.org>, Alex Shi <alex.shi@...el.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Paul Turner <pjt@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Nikunj A. Dadhania" <nikunj@...ux.vnet.ibm.com>,
	Ram Pai <linuxram@...ibm.com>
Subject: Re: [PATCH] sched: smart wake-affine

On 07/15/2013 01:57 PM, Davidlohr Bueso wrote:
[snip]
>>>
>>> And if it is possible, comparison based on the same basement will be
>>> better :)
>>
>> I have done some tests with reaim high_systime workfile, and I could not
>> find regression on my box (the tool itself has some issue, but I got the
>> results), v3 works well.
> 
> Sorry for the delay. I'm glad you reminded me since I already had the
> data.
>>
>> I suppose the issue have been addressed, but please let us know if v3
>> also show regression on your box, we could try to solve the problem ;-)
> 
> It has, high_systime no longer shows a hit and all workloads remain
> basically the same.
> 
> Tested-by: Davidlohr Bueso <davidlohr.bueso@...com>

Thanks for the testing, I think we could go ahead now ;-)

Regards,
Michael Wang

> 
> Thanks.
> 
>>
>> Regards,
>> Michael Wang
>>
>>>
>>> Regards,
>>> Michael Wang
>>>
>>>>
>>>> Thanks,
>>>> Davidlohr
>>>>
>>>
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>>
> 
> 
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