UFC’s Fight Pass experiencing issues ahead of McGregor v Mayweather fight

>Showtime executive vice president Stephen Espinoza told ESPN's Sal Paolantonio, "Due to the overwhelming demand, capacity of cable systems around the country are being overwhelmed. They are shutting down and rebooting some of these cable systems.

http://www.espn.com/boxing/story/_/id/20469815/floyd-mayweat...

Is there not a way to stress test before an event that is a world attraction ?