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Date:      Fri, 21 Dec 2007 17:23:28 +1100
From:      Norberto Meijome <freebsd@meijome.net>
To:        freebsd-stable@freebsd.org
Subject:   Re: Performance!
Message-ID:  <20071221172328.5951c045@meijome.net>
In-Reply-To: <b41c75520712200635q72b3246ch60cfe00a9eb641a7@mail.gmail.com>
References:  <476A5EE1.9000003@bulinfo.net> <b41c75520712200635q72b3246ch60cfe00a9eb641a7@mail.gmail.com>

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On Thu, 20 Dec 2007 15:35:52 +0100
"Claus Guttesen" <kometen@gmail.com> wrote:
> 
> What postgres-version did you use for this benchmark? Eventhough this
> is a synthetic benchmark the difference in performance may indicate
> some penalties on 8-core servers on FreeBSD.
> 
> According to http://people.freebsd.org/~kris/scaling/mysql.html mysql
> scale the same until until 8 clients on both Linux and FreeBSD. This
> is an older test though and Linux has probably done some
> optimizations.
> 
> Could be interesting so see whether the results differ if you disable
> one of the cpu's and rerun the tests.
> 

I would try asking in the pgsql's performance mailing list , pgsql-performance@postgresql.org (u'll need to subscribe first).

there was a bit of discussion on this subject recently on a somewhat unrelated thread ( http://archives.postgresql.org/pgsql-performance/2007-12/msg00276.php )...

B 
_________________________
{Beto|Norberto|Numard} Meijome

If you're not part of the solution, you're part of the precipitate.

I speak for myself, not my employer. Contents may be hot. Slippery when wet. Reading disclaimers makes you go blind. Writing them is worse. You have been Warned.



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