| Date | Sun, 15 Nov 1998 19:34:02 -0000 (GMT) | From | Simon Kenyon <> | Subject | Re: elevator algorithm bug in ll_rw_blk.c |
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On 15-Nov-98 Peter Svensson wrote: > Normally you use a one-way scan. A two-way scan is unfair, it will service > different parts of the disks diffrently. Specifically the edges will on > average have a longer wait than the central parts.
"unfair" that sounds like an opportunity to me place frequently used blocks at the centre of the disk and they will be fetched faster -- simon
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