On 11/16/10 10:41 AM, Benjamin Franz wrote: > Oh, I agree - and when price is no object, or if write performance is the price spread isn't that big of a deal. a 6-drive raid-6 gives you 4x space, while a 6 drive raid-10 gives you 3X. not that big of a deal. an 8-drive RAID-6 gives you 6X space, while an 8-drive RAID-10 gives you 4x space. not much bigger of a gap. raid sets really shouldn't be much bigger than about 8 drives, anyways. rebuild times for a 12 drive raid6 would be astronomical.