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From: Russell Smith <mr-russ@pws.com.au>
To: Ryan Wexler <ryan@iridiumsuite.com>
Cc: Kevin Grittner <Kevin.Grittner@wicourts.gov>
Cc: Eliot Gable <egable+pgsql-performance@gmail.com>
Cc: pgsql-performance@postgresql.org, Andy Colson <andy@squeakycode.net>
Subject: Re: performance on new linux box
Date: Fri, 09 Jul 2010 19:08:12 +1000
Message-ID: <4C36E6FC.6030902@pws.com.au> (raw)
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	<4C3532CC.6070601@squeakycode.net>
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	<4C3591F40200002500033219@gw.wicourts.gov>
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	<AANLkTilCjMHlvYuHCu5Hf7nd4q5C50Cu5NhTS55F3St9@mail.gmail.com>

On 09/07/10 02:31, Ryan Wexler wrote:
> Thanks a lot for all the comments.  The fact that both my windows box
> and the old linux box both show a massive performance improvement over
> the new linux box seems to point to hardware to me.  I am not sure how
> to test the fsync issue, but i don't see how that could be it.
>
> The raid card the server has in it is:
> 3Ware 4 Port 9650SE-4LPML RAID Card
>
> Looking it up, it seems to indicate that it has BBU
>
> The only other difference between the boxes is the postgresql
> version.  The new one has 8.4-2 from the yum install instructions on
> the site:
> http://yum.pgrpms.org/reporpms/repoview/pgdg-centos.html
>
> Any more thoughts?
Really dumb idea, you don't happen to have the build of the RPM's that
had debug enabled do you?  That resulted in significant performance problem?

Regards

Russell

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