Re: Progress on scaling of FreeBSD on 8 CPU systems

On Tue, Feb 27, 2007 at 04:12:52PM -0600, Jim C. Nasby wrote:
> On Tue, Feb 27, 2007 at 03:59:52PM -0500, Kris Kennaway wrote:
> > 
> > I've mentioned this a couple of times, but postgresql didn't scale
> > well [on freebsd at least] when I tried it last year.  I hope to
> > revisit when I get time.
> 
> Let me know if you need help when you get to that point. Keep in mind
> that PostgreSQL's out-of-the-box configuration is pretty conservative,
> so you won't get good numbers that way.

I was kind of wondering that myself, especially as PostgreSQL uses a
multi-process model rather than threads.

It seems like it would benefit more from optimization of the Sys-V
semaphores and shared memory.

Craig
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