Re: [zfs-discuss] 3 disk RAID-Z2 pool

2010-03-20 Thread Henk Langeveld
On 2010-03-15 16:50, Khyron: Yeah, this threw me. A 3 disk RAID-Z2 doesn't make sense, because at a redundancy level, RAID-Z2 looks like RAID 6. That is, there are 2 levels of parity for the data. Out of 3 disks, the equivalent of 2 disks will be used to store redundancy (parity) data and

Re: [zfs-discuss] 3 disk RAID-Z2 pool

2010-03-20 Thread Svein Skogen
On 20.03.2010 17:39, Henk Langeveld wrote: On 2010-03-15 16:50, Khyron: Yeah, this threw me. A 3 disk RAID-Z2 doesn't make sense, because at a redundancy level, RAID-Z2 looks like RAID 6. That is, there are 2 levels of parity for the data. Out of 3 disks, the equivalent of 2 disks will be used