Steve,

> Okay. InCPU-bound servers, use hw RAID. Any hw raids to avoid?

Well, the list of ones which are good is shorter: pretty much LSI and 3Ware 
(for SATA).  You can suffer with Adaptec if you have to.

> If we went with a single CPU, like Athlon/Opertron64,  would CS
> storming  go away?

Yes.  And then you might be able to use SW Raid.   Of course, you may lose 
performance in other areas with the 1 processor.

-- 
Josh Berkus
Aglio Database Solutions
San Francisco

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