The moment I see: - shutdown - backup + restore anew - bring up This triggers shivers. Nononono. - backup (while your current gif is running) - restore and te

The moment I see: - shutdown - backup + restore anew - bring up This triggers shivers. Nononono. - backup (while your current gif is running) - restore and test—verify (via a separate vhost) - delta-backup, delta-restore and test-verify - stop, delta-backup, delta restore, start at new place This way you minimize the amount of unexpected. Of course can be infeasible in some contexts…