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    SubjectRe: Epic regression in throughput since v2.6.23
    Date
    Serge Belyshev <belyshev@depni.sinp.msu.ru> writes:
    >[snip]

    I've updated the graphs, added kernels 2.6.24..2.6.29:
    http://img186.imageshack.us/img186/7029/epicmakej4.png

    And added comparison with best-performing 2.6.23 kernel:
    http://img34.imageshack.us/img34/7563/epicbfstips.png

    >
    > Conclusions are
    > 1) mainline has severely regressed since v2.6.23
    > 2) BFS shows optimal performance at make -jN where N equals number of
    > h/w threads, while current mainline scheduler performance is far from
    > optimal in this case.


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