am i rooted ?
i just login to the server this morning and i found that there is no echo of user online when i type who 
     root@addr [~]# who
    
root@addr [~]#
root@addr [~]# uptime
23:27:57 up 23 days, 0 users, load average: 0.85, 0.52, 0.20
 
  root@addr [~]#
root@addr [~]# uptime
23:27:57 up 23 days, 0 users, load average: 0.85, 0.52, 0.20

