Wow, I did not realise apport submitted so many messages. Anyway, the system wanted a reboot for a kernel update so I proceeded to reboot after making sure I did a `sudo apt update && sudo apt upgrade` to ensure everything is up to date as of this comment.
I've then went ahead to run the replace again, and the behaviour still exists. ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1925284 Title: Btrfs: Disk replacement causes massive allocation of empty single chunks while degraded To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1925284/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs