[CentOS] distributed storage/home-made cloud recommendations

Boris Epstein wrote on 02/04/2012 11:57 AM:
> What is RAID0+1?

Nested RAID.  Paraphrasing http://en.wikipedia.org/wiki/RAID :

For a RAID 0+1, drives are first combined into multiple level 0 RAIDs 
that are themselves treated as single drives to be combined into a 
single RAID 1.

Phil