Thought I'd post an update. My full backups are working great with the Seagate 8TB SMR Archive disk.
It's backing up a RAID-Z2 pool with 4 x 4TB disks, so a single 8TB disk can do the backups. (After I set
the backup pool to same compression
. I've probably run 12 backups, of various types, (full or incremtnal),
over the last 18 months. All ran fine, no real problems. (Yes, I only run one backup every 2 months on THIS
disk.)
Backups run a bit slow, upto 18 hours, (6 hours for the...
Seagate 8TB SMR Archive used as backup, working great
It's backing up a RAID-Z2 pool with 4 x 4TB disks, so a single 8TB disk can do the backups. (After I set
the backup pool to same compression

over the last 18 months. All ran fine, no real problems. (Yes, I only run one backup every 2 months on THIS
disk.)
Backups run a bit slow, upto 18 hours, (6 hours for the...
Seagate 8TB SMR Archive used as backup, working great