In another post I was strongly discouraged to try to go through the gymnastics of upgrading a mirror pool to an RAIDZ2 pool by adding two disks to the two-disk mirror I currently have. So, what about adding two new drives into the two empty bays of my four-bay and two more new drives into a docking…

How to clone one pool to another

DominikHoffmann January 9, 2026, 3:50am 3

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