Linux 终端用户管理

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公司年终奖发了台surface pro4, 好开心 ：） 从此我的linux需要管理mac os 和 windows 终端用户了

Linux查看和剔除当前登陆用户

查看登陆用户列表

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[root@xiie-aliyun ~]# who
root     pts/0        2017-01-22 23:40 (113.57.48.91)
root     pts/1        2017-01-22 23:40 (113.57.48.91)

查看登陆用户行为

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[root@xiie-aliyun ~]# w [要具体查看的用户名]
 23:43:50 up 32 min,  2 users,  load average: 0.00, 0.01, 0.03
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT
root     pts/0    113.57.48.91     23:40    6.00s  0.00s  0.00s w
root     pts/1    113.57.48.91     23:40   38.00s  0.01s  0.01s -bash

查看登陆用户历史

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[root@xiie-aliyun ~]# last [要具体查看的用户名]
root     pts/1        113.57.48.91     Sun Jan 22 23:40   still logged in
root     pts/0        113.57.48.91     Sun Jan 22 23:40   still logged in
root     pts/0        113.57.48.91     Sun Jan 22 23:24 - 23:40  (00:16)
root     pts/1        113.57.48.91     Sun Jan 22 23:13 - 23:30  (00:16)
root     pts/0        113.57.48.91     Sun Jan 22 23:12 - 23:23  (00:11)
reboot   system boot  3.10.0-327.36.3. Mon Jan 23 07:11 - 23:46  (-7:-25)
root     pts/0        180.90.18.47     Thu Jan  5 23:04 - 02:05  (03:01)
root     pts/0        180.90.18.47     Thu Jan  5 22:42 - 22:57  (00:14)
root     pts/0        180.90.18.47     Wed Jan  4 22:44 - 22:44  (00:00)
root     pts/0        49.211.77.178    Tue Dec 27 22:03 - 01:49  (03:45)
root     pts/1        49.211.77.178    Mon Dec 26 22:48 - 23:44  (00:56)
root     pts/0        49.211.77.178    Mon Dec 26 22:39 - 23:44  (01:05)

安全剔除用户

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[root@xiie-aliyun ~]# ps -ef | grep pts/0
[root@xiie-aliyun ~]# kill -9 pid