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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.

    that sounds like an opportunity to me
    place frequently used blocks at the centre of the disk and they will be fetched

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