As of November 02, 6:41 AM CST
All WordPress servers are auto-updated with the most recent security patches. Reboots are a part of this process. Note: Synchronized Failover does NOT occur during the security reboot.
The Backup/Failover server(s) reboots at 3 am UTC.
The Main WordPress server(s) reboots at 1 am EST/EDT.
The reboot takes less than 2-3 minutes. On average, it's about 75 seconds.