Gary Thorpe writes:
> 
> Question (if I may ask): does the "rows" concept have to do with RAID
> setups like RAID0+1 or RAID1+0 (mirrors of stripe sets and stripes of
> mirror sets respectively)? 

Yes, 'rows' could be used for RAID 0+1 or 1+0, if, in fact, the 'row' 
stuff actually worked.  But since the 'row' stuff doesn't work, we 
are left with layering RAID sets to achieve the same result.

> Is the "2-D" concept for configuring subsets
> of disks and then combining those subests 

Yes.

> or is this completely unreleated?

Nope.  You had it right the first time :)

Later...

Greg Oster