On Wed, Jul 23, 2008 at 3:21 PM, Ian Collins <[EMAIL PROTECTED]> wrote: >> 2. get four disks and do raidz2. >> >> In addition to increasing MTTF, this is good because if you need >> to leave in a hurry, you can grab two of the disks and still leave >> behind a working file server. I think this is important for home >> setups. >> > I'd use mirrors rather than raidz2. You should see better performance and > you really can grab two of the disks and still leave behind a working file > server!
With raidz2, you can grab any two disks. With mirroring, you have to grab the correct two. Personally, with only 4 drives I would use raidz to increase the available storage or mirroring for better performance rather than use raidz2. >> 3. burn in the raidset for at least one month before trusting the >> disks to not all fail simultaneously. >> > Has anyone ever seen this happen for real? I seriously doubt it will happen > with new drives. My new workstation in the office had it's (sole) 400gb drive die after about 2 months. It does happen. Production lots share failure characteristics. -B -- Brandon High [EMAIL PROTECTED] "The good is the enemy of the best." - Nietzsche _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss