linux-kernel - Re: [PATCH] sched: Folding nohz load accounting more accurate

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Date:	Thu, 21 Jun 2012 14:35:40 +0800
From:	Charles Wang <muming.wq@...il.com>
To:	Doug Smythies <dsmythies@...us.net>
CC:	'Peter Zijlstra' <peterz@...radead.org>,
	'Yong Zhang' <yong.zhang0@...il.com>,
	linux-kernel@...r.kernel.org, 'Ingo Molnar' <mingo@...hat.com>,
	'Tao Ma' <tm@....ma>,
	'含黛' <handai.szj@...bao.com>,
	'Thomas Gleixner' <tglx@...utronix.de>
Subject: Re: [PATCH] sched: Folding nohz load accounting more accurate

On Thursday, June 21, 2012 12:12 PM, Doug Smythies wrote:

> 
>>> On Tue, 2012-06-19 at 08:50 -0700, Doug Smythies wrote:
>>  On 2012.06.20 02:45 -0700, Peter Zijlstra wrote:
> 
>>> My automated 63 hour test has been terminated, the code changed
>>> and the test re-started. 
> 
>> There's another boo-boo in there:
> 
> O.K. I let the automated test finish the 3 processes stuff
> (which is 1/2 way).
> The newly compiled code is now running, but I only resumed
> the test, I did not re-start it.
> 
> A comparative graph of the 1 & 2 process results is attached.
> (the previous version of this same graph was on another thread).
> Legend:
> Control: older kernel compiled with CONFIG_NO_HZ=no
> c308: Kernel with the earlier commit
> 5aaa: Basically, Kernel 3.5 RC2
> Wang: Charles Wang's first proposed solution.
> Peter35: Peter Zijlstra's current proposed solution.
> 
> Summary: Extremely good.
> 


Finally resolved!!   ^____^
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