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    SubjectRe: A quick fio test (was Re: [patch 00/13] Syslets, "Threadlets", generic AIO support, v3)
    On Mon, 26 Feb 2007, Jens Axboe wrote:

    >
    > Some more results, using a larger number of processes and io depths. A
    > repeat of the tests from friday, with added depth 20000 for syslet and
    > libaio:
    >
    > Engine Depth Processes Bw (MiB/sec)
    > ----------------------------------------------------
    > libaio 1 1 602
    > syslet 1 1 759
    > sync 1 1 776
    > libaio 32 1 832
    > syslet 32 1 898
    > libaio 20000 1 581
    > syslet 20000 1 609

    That looks great! IMO there may be a little higher cost associated with
    the syslets thread switches, that we currently do not perform 100%
    cleanly, but results look nevertheless awesome.



    - Davide


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