On Mon, Apr 26, 2010 at 04:44:32PM -0500, Boyd Stephen Smith Jr. wrote: > On Monday 26 April 2010 09:29:28 Tim Clewlow wrote: > > I'm getting ready to build a RAID 6 with 4 x 2TB drives to start, > > but the intention is to add more drives as storage requirements > > increase. > > Since you seem fine with RAID 6, I'll assume you are also fine with RAID 5. > > I don't know what your requirements / levels of paranoia are, but RAID 5 is > probably better than RAID 6 until you are up to 6 or 7 drives; the chance of > a > double failure in a 5 (or less) drive array is minuscule.
It's not minuscule; it happens all the time. The key is that the double failure won't be simultaneous: first one drive goes, and then the extra stress involved in rebuilding it makes another drive go. Then it's time to replace disks and restore from backup. -dsr- -- http://tao.merseine.nu/~dsr/eula.html is hereby incorporated by reference. You can't defend freedom by getting rid of it. -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20100429163442.gh23...@tao.merseine.nu
