Did the same thing, wiped out server (it was running stuff like nagios, nothing 'production) No big deal, restore from backup, right? It turned out nobody had

Did the same thing, wiped out server (it was running stuff like nagios, nothing 'production) No big deal, restore from backup, right? It turned out nobody had connected the backup drive to the new server. It was still connected to the server it replaced, which was still in the rack, but turned off.