| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | Dave Cramer <pg(at)fastcrypt(dot)com> |
| Cc: | Michael Ben-Nes <miki(at)canaan(dot)co(dot)il>, PFC <lists(at)boutiquenumerique(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Advice on RAID card |
| Date: | 2005-09-25 15:42:51 |
| Message-ID: | 4336C57B.6090800@commandprompt.com |
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| Lists: | pgsql-performance |
Dave Cramer wrote:
> I would think software raid would be quite inappropriate considering
> postgres when it is working is taking a fair amount of CPU as would
> software RAID. Does anyone know if this is really the case ?
The common explanation is that CPUs are so fast now that it doesn't make
a difference.
From my experience software raid works very, very well. However I have
never put
software raid on anything that is very heavily loaded.
I would still use hardware raid if it is very heavily loaded.
Sincerely,
Joshua D. Drake
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