From: | Frank Wiles <frank(at)wiles(dot)org> |
---|---|
To: | KeithW(at)NarrowPathInc(dot)com |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Performance Tuning Article |
Date: | 2005-06-23 13:48:54 |
Message-ID: | 20050623084854.0776d7a7.frank@wiles.org |
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Lists: | pgsql-performance |
On Wed, 22 Jun 2005 22:31:29 -0400
Keith Worthington <KeithW(at)NarrowPathInc(dot)com> wrote:
> Frank,
>
> A couple of things I wish I had been told when I started asking how to
>
> configure a new machine.
>
> Use RAID 10 (striping across mirrored disks)
> or RAID 0+1 (mirror a striped array) for your data.
> Use RAID 1 (mirror) for your OS
> Use RAID 1 (mirror) for the WAL.
>
> Don't put anything else on the array holding the WAL.
>
> There have been problems with Xeon processors.
I believe all of these issues are covered in the article, but
obviously not clearly enough. I'll work on rewording that section.
---------------------------------
Frank Wiles <frank(at)wiles(dot)org>
http://www.wiles.org
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