https://www.truenas.com/community/threads/can-i-set-up-freenas-with-one-drive-and-then-later-add-a-mirror-drive-without-wiping-my-data.78575/
Can I set up FreeNAS with one drive and then later add a mirror drive without wiping my data? |...
I have roughly 1TB of data in my old NAS which run 2x2TB in RAID1. Now I want to move those drives into my new FreeNAS system. Unfortuantely I don't have a...
add a mirrorset upone driveand thenmy data