Archive for July, 2009

Triple-Parity RAID-Z

Double-parity RAID, or RAID-6, is the de facto industry standard for storage; when I started talking about triple-parity RAID for ZFS earlier this year, the need wasn’t always immediately obvious. Double-parity RAID, of course, provides protection from up to two failures (data corruption or the whole drive) within a RAID stripe. The necessity of triple-parity [...]





Posted on July 21, 2009 at 11:48 pm by ahl · Permalink · 14 Comments
In: ZFS · Tagged with: , , , , , ,