$ uname -a Linux raspi2 4.2.0-1016-raspi2 #23-Ubuntu SMP Thu Dec 3 14:42:05 UTC 2015 armv7l armv7l armv7l GNU/Linux
$ uname -a
Linux raspi2 4.2.0-1016-raspi2 #23-Ubuntu SMP Thu Dec 3 14:42:05 UTC 2015 armv7l armv7l armv7l GNU/Linux