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    SubjectRe: Unresponiveness of 2.4.16
    On Mon, Nov 26 2001, Andrew Morton wrote:
    > 2: The current elevator design is downright cruel to humans in
    > the presence of heavy write traffic.

    max_bomb_segments logic was established to help absolutely _nothing_ a
    long time ago.

    I agree that the current i/o scheduler has really bad interactive
    performance -- at first sight your changes looks mostly like add-on
    hacks though. Arjan's priority based scheme is more promising.

    Jens Axboe

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