FreeFileSync Forum

Spanned drives will be fine until I can get some deals on drives on Black Friday. But, if a single one of those drives fails, will I lose all the data is if it were a RAID 0 configuration?

With your method above, I believe that would work for the first backup. However, when it comes time to resync ...

The drives in my TrueNAS pool are not individually accessible, I'm running 11 drives in RAIDZ3 (single pool). The backup drives, which are of various different capacities, are individually accessible.

Is your above method still the best approach? Sorry I don't think I explained my setup clearly ...

I'm not sure I understand what you mean. The problem is this:
FreeNAS RAID array-:----- 8 Backup Drives:
-Folder 1 ------------------ Folder 1 can't fit on drive 1,2,3,4,5,6,7, or 8.
-Folder 2 ------------------ Folder 2 can't fit on drive 1,2,3,4,5,6,7, or 8.
-Folder 3 ------------------ Folder ...

I just built a TrueNAS server. However, since the drives are in a raid-like structure, you can think about them as a single drive.

Previously, I had an assortment of various drives of different sizes (14TB, 12TB, 10TB, 8TB) and each one had a cold mirror backup. Now that I have my TrueNAS server, I ...