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SubjectRe: elevator algorithm bug in ll_rw_blk.c
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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