On 2010-Oct-08 09:07:34 +0800, Edward Ned Harvey <sh...@nedharvey.com> wrote: >If you're going raidz3, with 7 disks, then you might as well just make >mirrors instead, and eliminate the slow resilver.
There is a difference in reliability: raidzN means _any_ N disks can fail, whereas mirror means one disk in each mirror pair can fail. With a mirror, Murphy's Law says that the second disk to fail will be the pair of the first disk :-). -- Peter Jeremy
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