linux-kernel - Re: [RFC] Comparison of power-efficient scheduling patch sets

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Message-ID: <51A85E0A.5070806@intel.com>
Date:	Fri, 31 May 2013 16:23:38 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Morten Rasmussen <morten.rasmussen@....com>
CC:	peterz@...radead.org, mingo@...nel.org, preeti@...ux.vnet.ibm.com,
	vincent.guittot@...aro.org, efault@....de, pjt@...gle.com,
	linux-kernel@...r.kernel.org, linaro-kernel@...ts.linaro.org,
	arjan@...ux.intel.com, len.brown@...el.com, corbet@....net,
	tglx@...utronix.de
Subject: Re: [RFC] Comparison of power-efficient scheduling patch sets

On 05/31/2013 09:17 AM, Alex Shi wrote:
>> > Kernel: 3.9
>> > 
>> > Patch sets:
>> > rlb-v4: sched: use runnable load based balance (Alex Shi)
>> >         <https://lkml.org/lkml/2013/4/27/13>
> Thanks for the valuable comparison!
> 
> The runnable load balance target is performance. It is still try to
> disperse tasks to as much as possible CPUs. :)
> The latest v7 version remove the 6th patch(wake_affine change) in v4.
> and plus fix a slept time double counting issue, and remove
> blocked_load_avg in tg load.
> http://comments.gmane.org/gmane.linux.kernel/1498988

Even the rlb patch set target is performance, Maybe the power benefit is
due to better balancing?

Anyway I appreciate if you like to test the latest v7 version. :)
https://github.com/alexshi/power-scheduling.git runnablelb

-- 
Thanks
    Alex
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