atacontrol spindown 0 does not work

Bruce Cran bruce at
Tue Mar 1 09:15:30 UTC 2011

On Tue, 2011-03-01 at 09:21 +0100, David Demelier wrote:

> But I can still hear the noise every 10 seconds, I think atacontrol does 
> not totally close the APM feature of the device.

atacontrol's spindown setting doesn't change anything in the disk
itself: it just controls a timer in the ad(4) driver which sends a
spindown command when it expires. You'll need to keep using ataidle to
fix the APM value.

Bruce Cran

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