Re: Performance Issues on Opteron Dual Core

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On Wednesday 03 May 2006 03:29, Magnus Hagander wrote:
> > > > FWIW, I've found problems running PostgreSQL on Windows in a
> > > > multi-CPU environment on w2k3. It runs fine for some period, and
> > > > then CPU and throughput drop to zero. So far I've been unable to
> > > > track down any more information than that, other than the
> >
> > fact that
> >
> > > > I haven't been able to reproduce this on any single-CPU machines.
> > >
> > > I have had previous correspondence about this with Magnus (search
> > > -general and -hackers). If you uninstall SP1 the problem
> >
> > goes away. We
> >
> > > played a bit with potential fixes but didn't find any.
> >
> > Interesting; does SP2 fix the problem? Anything we can do
> > over here to help?
>
> There is no SP2 for Windows 2003.

That's what I thought. Jim confused me there for a minute.

>
> Have you tried this with latest-and-greatest CVS HEAD? Meaning with the
> new semaphore code that was committed a couple of days ago?

No I haven't. Worth a test on a rainy afternoon I'd say...

>
> //Magnus

jan

-- 
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Jan de Visser                     jdevisser@xxxxxxxxxxxxxxxxxx

                Baruk Khazad! Khazad ai-menu!
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