Messages in this thread | | | Date | Mon, 13 Nov 2006 12:58:10 -0500 | From | Mark Lord <> | Subject | Re: AHCI power saving (was Re: Ten hours on X60s) |
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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?
Parking heads is more like just doing some extra (long) seeks. Is this documented somewhere as being a life-shortening action?
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