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On Dec 20, 2003, at 10:17 AM, Greg Oster wrote:

> The "row" code in RAIDframe would behave, in theory, much like doing
> a concatenation ccd of RAID sets.  i.e. if there are n stripes in the
> first row, then stripe n+1 would be the first stripe of the 2nd row.
> I forgot to mention, but had the row functionality actually worked in
> RAIDframe, we could *still* replace it with a concatenation ccd and
> regular "1D" (one-row) RAID sets.
>
> I'm not sure if Veritas can do 2D arrays or not, but I think that was
> the example brought up the last time I floated the idea of nuking
> the row code.

Aha, I see.  It's a performance hack.  Sounds like it's a way of doing 
e.g. RAID50.

         -- Jason R. Thorpe <thorpej@wasabisystems.com>


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