05:50 AM PDT: The server Squid16 is down and we currently looking into the situation. The server is being rebooted.
06:22:04 AM PDT: Squid16 is back up after the reboot. All services are up and we are continuing to investigate the cause.
The cause of the outage for Squid16 was an issue with the switch it is on which was replaced by our data center.