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    SubjectRe: [PATCH] CFQ scheduler, #2
    On Fri, Feb 14 2003, Ed Tomlinson wrote:
    > Jens Axboe wrote:
    >
    > > The version posted the other day did fair queueing of requests between
    > > processes, but it did not help to provide fair request allocation. This
    > > version does that too, results are rather remarkable. In addition, the
    > > following changes were made:
    >
    > The numbers from the second message are nice - especially considering this
    > is only the second iteration...
    >
    > A question about io priorities. I wonder if they could not be implemented
    > via a per pid cfq_quantum? If I am not missunderstanding things, a bigger
    > value here for a given process should mean that it gets a larger share of
    > the io bandwidth...

    That's exactly right, and yes that would be one way of doing it.

    --
    Jens Axboe

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