| From: | Ron St-Pierre <rstpierre(at)syscor(dot)com> |
|---|---|
| To: | "Jeffrey W(dot) Baker" <jwbaker(at)acm(dot)org>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: [GENERAL] disk performance benchmarks |
| Date: | 2004-09-15 17:55:21 |
| Message-ID: | 41488209.8020702@syscor.com |
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| Thread: | |
| Lists: | pgsql-general pgsql-performance |
Jeffrey W. Baker wrote:
>All these replies are really interesting, but the point is not that my
>RAIDs are too slow, or that my CPUs are too slow. My point is that, for
>long stretches of time, by database doesn't come anywhere near using the
>capacity of the hardware. And I think that's odd and would like to
>config it to "false".
>
>
What motherboard are you using, and what distro? Earlier you mentioned
that you're on linux 2.6.7 and
a 64-bit Opteron 244 machine with 8GB main memory, two 4-disk RAID5
arrays (one for
database, one for xlogs).
Also, did you have a chance to test performance before you implemented RAID?
Ron
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