Messages in this thread | | | Date | Fri, 11 Apr 2003 08:22:27 -0400 (EDT) | From | Zwane Mwaikambo <> | Subject | Re: [RFC] first try for swap prefetch |
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On Fri, 11 Apr 2003, John Bradford wrote:
> Actually, it could potentially do something very useful - if you are > using a laptop, or other machine where disks are spun down to save > power, you might be swapping in data while the disk still happens to > be spinning, rather than letting it spin down, then having to spin it > up again - in that instance you are definitely gaining something, > (more battery life).
That sounds like a rather short disk spin down time (in which case you might not be gaining all that much battery life given the constant spin up/down), either that or you're paging in way too much stuff.
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