On Tue, 12 Nov 2024, Edgar Fuß wrote:
It would be of limited use for repairing broken systems in any case,My use case would not be repairing a broken system but to install two versions in parallel. So I could update a mission-critical system and instantly roll back in case it exhibits any problems with the new version.
Someone (TM) ought to implement ZFS boot environments: https://wiki.freebsd.org/BootEnvironments I guess some of the hurdle have already been addressed: https://wiki.netbsd.org/root_on_zfs/ -- Stephen