linux-kernel - Re: high power consumption in recent kernels

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Message-ID: <1278621854.1900.188.camel@laptop>
Date:	Thu, 08 Jul 2010 22:44:14 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Mike Galbraith <efault@....de>
Cc:	Norbert Preining <preining@...ic.at>,
	Arjan van de Ven <arjan@...radead.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	akpm <akpm@...ux-foundation.org>, tglx <tglx@...utronix.de>
Subject: Re: high power consumption in recent kernels

On Thu, 2010-07-08 at 21:40 +0200, Mike Galbraith wrote:
> > Mike could you re-run your netperf tests that showed the 10% throughput
> > gain? Hopefully the fixed governor will yield the same result and we can
> > kill off this ratelimit thing.
> 
> The gain is (well was last time I checked), but as noted, I'd just call
> it a misguided optimization and be done with it. 

It would still be good to know what your machine does, if you can still
see a difference there might still be something to look at.

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