core-2# show system uptime
System start time: Thu Feb 12 13:43:23 2009
System uptime: 1066 days, 19 hours, 57 minutes, 17 seconds
Kernel uptime: 1066 days, 21 hours, 17 minutes, 36 seconds
Active supervisor uptime: 1066 days, 19 hours, 57 minutes, 17 seconds