Jacob Bresciani wrote: > RAID10 requires at least 4 drives does it not? > > Since it's a strip set of mirrored disks, the smallest configuration I > can see is 4 disks, 2 mirrored pairs stripped. He might be referring to what he can get from the mdraid10 (i know, Neil Brown could have chosen a better name) which is not quite the same as nested 1+0. Doing it the nested way, you need at least 4 drives. Using mdraid10 is another story. Thanks Neil for muddying the waters!