ATA harddrive sleep/spindown timout?

[cpghost at cordula.ws]

On Wed, Feb 23, 2005 at 10:36:29PM -0800, Graham North wrote:
> I stumbled on this post by you - but not resolving answers - I have the 
> same question?
> 
>> Is it possible to put ata harddrives in spindown/sleep/suspend mode
>> without putting the whole system to sleep/suspend?

I don't know the right answer to this, but the following work-around
may help:

# atacontrol detach <channelnumber>
has the nice side effect of spinning down the detached drives.

WARNING: Don't detach drives (channels) with mounted file systems.
Umount first, then detach! Use at your own risk!

Cheers,
-cpghost.

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