• 2009-11-27T12:09 RAID1 degraded /dev/sdb missing ; manually rebuilt array w/ mdadm --add command
• 2010-08-04T11:00:48 system unresponsive, nothing on console, P. Sydney processing; power cycled by gavin
• 2010-08-04T14:12:38 system unresponsive, nothing on console, ganglia memory​ graph, power cycled by gavin
• 2010-08-12T14:25:47 system unresponsive, nothing on console, ganglia memory​ graph, power cycled by gavin
• 2012-09-6 ? RAID1 degraded /dev/sdb missing manually rebuilt array w/ mdadm --add command (not sure of time the event occurred. I did not receive the email for the actual time.)