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SubjectRe: AHCI power saving (was Re: Ten hours on X60s)
On Mon 2006-11-13 12:58:10, Mark Lord wrote:
> Jeff Garzik wrote:
> >Andi Kleen wrote:
> >
> >>How does it shorten its life?
> >
> >Parks your hard drive heads many thousands of times more often than it
> >does without the aggressive PM features.
> Spinning-down would definitely shorten the drive lifespan. Does it do that?

Not on my machine.

> Parking heads is more like just doing some extra (long) seeks.
> Is this documented somewhere as being a life-shortening action?

I do not see any effects after applying that patch.

(cesky, pictures)
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