[root@localhost ~]# w    --查看有哪些用户在登陆

 17:15:00 up 1 day, 19:23,  3 users,  load average: 0.12, 0.10, 0.09

USER     TTY      FROM              LOGIN@   IDLE   JCPU   PCPU WHAT

root     pts/0    10.224.70.43     16:52    0.00s  0.03s  0.00s w

root     pts/1    10.224.72.19     Mon15   26:02m  0.01s  0.01s -bash

root     pts/2    10.224.72.19     Mon15   12:59   0.17s  0.04s -bash

[root@localhost ~]# pkill -kill -t pts/1              

[root@localhost ~]# pkill -kill -t pts/2

[root@localhost ~]# w

 17:15:28 up 1 day, 19:24,  1 user,  load average: 0.07, 0.08, 0.09

USER     TTY      FROM              LOGIN@   IDLE   JCPU   PCPU WHAT

root     pts/0    10.224.70.43     16:52    0.00s  0.04s  0.00s w

删除之后就只剩下一个远程终端登录用户了。。