Re: Power consumption HZ100, HZ250, HZ1000: new numbers

From: Zwane Mwaikambo
Date: Sat Jul 30 2005 - 13:16:04 EST

On Sat, 30 Jul 2005, Lee Revell wrote:

> So it looks like artsd wastes way more power DMAing a bunch of silent
> pages to the sound card than HZ=1000.
> There's nothing the ALSA layer can do about this, it's a KDE bug.
> I think this is a good argument for leaving HZ at 1000 until some of
> these userspace bugs are fixed.

It's already 'fixed' just set artsd to release the sound device after some
idle time. It's in the "Auto-Suspend" seection of the KDE sound system
control module.
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