Me: Oh no! The correct source was source/ - not source/dir - and now all of destdir's contents (4.6 TB) have been deleted!
Me, two seconds later: Oh well. zfs rollback datapool/dataset@lastSnap
We have a backlog of great new features in review that need feedback for not only code correctness but also testing by users, spell checking, and clarification of documentation.
Please take a moment to help make #OpenZFS better:
three low-spec USB memory sticks that add around 145 GiB persistent removable L2ARC to a circa 2014 HP ZBook with 32 G memory and a ~1 TB internal HDD.