* Christoph Lameter <[EMAIL PROTECTED]> wrote:
> 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!
You might also want to try net-next:
[remote "net-next"]
url =
git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6.git
fetch = +refs/heads/*:refs/remotes/net-next/*
Some good stuff is in there too, impacting this workload.
Ingo
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