> w
11:48PM  up  3:07, 4 users, load averages: 0.39, 0.25, 0.19
USER             TTY      FROM              LOGIN@  IDLE WHAT
yuri             p0       :0.0              8:46PM  3:01 tail -F /var/log/maillog
yuri             p1       :0.0              8:46PM  1:44 -su (tcsh)
yuri             p2       :0.0             10:19PM     3 -tcsh (tcsh)
yuri             p3       :0.0             10:23PM     - w