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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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