linux-kernel - Re: Question about cpufreq governors

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Message-ID: <Pine.LNX.4.64.0707062353510.1536@fbirervta.pbzchgretzou.qr>
Date:	Fri, 6 Jul 2007 23:54:53 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	DervishD <lkml@...vishd.net>
cc:	Linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Question about cpufreq governors


On Jul 6 2007 22:50, DervishD wrote:
>
>    What I want to know is if I can choose "ondemand" governor instead
>of the recommended for AMD64, namely the "conservative" governor, since
>I will be switching between those two frequencies. I haven't found any
>information about my CPU regarding latency when switching between
>frequencies, so I don't know if I will be gaining anything using the
>"conservative" governor.
>
>    Which governor is better suited for a CPU with only two fid's,
>"ondemand" or "conservative"?

Depends on what you want. ondemand instantly switches when there is
something/nothing to do, while conservative uses a threshold (modeled upon
latency).


	Jan
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