> On Nov 7, 2013, at 4:11 PM, Andrew Dahl <droidjd at gmail.com> wrote: > > RAID-5 rotates the parity, yes. Right. The quote below gets RAID5 wrong; I just used it for the description of ZFS' parity scheme. http://en.m.wikipedia.org/wiki/RAID FWIW, RAID4 uses a single parity disk. > >> On Thu, Nov 7, 2013 at 4:01 PM, Ryan Coleman <ryanjcole at me.com> wrote: >> >> On Nov 7, 2013, at 3:54 PM, Thomas Lunde <tlunde at gmail.com> wrote: >> >> > "Unlike RAID-5, RAID-Z doesn't use one specific drive for the parity, but it rotates the parity around different disks. This makes the system more efficient and prevents the parity disk from wearing out as fast." >> > http://superuser.com/questions/255783/zfs-raidz-parity >> >> Uhm… RAID-5 rotates the parity amongst the disks… right? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.mn-linux.org/pipermail/tclug-list/attachments/20131107/bf13e044/attachment-0001.html>