Re: Advice on RAID card - Mailing list pgsql-performance

From Joshua D. Drake
Subject Re: Advice on RAID card
Date
Msg-id 4336C57B.6090800@commandprompt.com
Whole thread Raw
In response to Re: Advice on RAID card  (Dave Cramer <pg@fastcrypt.com>)
Responses Re: Advice on RAID card
List 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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