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    SubjectRe: [Bug #11308] tbench regression on each kernel release from 2.6.22 -> 2.6.28
    On Mon, 17 Nov 2008, Ingo Molnar wrote:

    > Christoph, as per the recent analysis of Mike:
    >
    > http://fixunix.com/kernel/556867-regression-benchmark-throughput-loss-a622cf6-f7160c7-pull.html
    >
    > all scheduler components of this regression have been eliminated.
    >
    > In fact his numbers show that scheduler speedups since 2.6.22 have
    > offset and hidden most other sources of tbench regression. (i.e. the
    > scheduler portion got 5% faster, hence it was able to offset a
    > slowdown of 5% in other areas of the kernel that tbench triggers)

    Ok will rerun the tests tomorrow. Just got back from SC08 need some time
    to catch up.

    Looks like a lot of work was done on this issue. Thanks!



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