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SubjectRe: 2.6.0-test6 scheduling(?) oddness
On Tue, Sep 30, 2003 at 09:55:12PM -0700, Andrew Morton wrote:
> "Murray J. Root" <murrayr@brain.org> wrote:
> >
> > The render finishes in the same 30 minutes, then oowriter starts.
> > oowriter takes about 3 seconds to load if no rendering is going on.
>
> OpenOffice uses sched_yield() in strange ways which causes it to
> get hopelessly starved on 2.6 kernels. I think RH have a fixed version,
> but I don't know if that has propagated into the upstream yet.
>
> So... Don't worry about OpenOffice too much. Is the problem reproducible
> with other applications?

Nope - even tried it with KDE apps.
Write it off to OpenOffice, not test6.

That doesn't explain the major time increase of the render, though.
200% for 2.5.65 vs 2.6.0-test6 or 150% for 2.6.0-test5 vs 2.6.0-test6 is a
bit extreme.

--
Murray J. Root

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