Linux登录状态

1.hostname

显示主机名称、设置主机名称

1）显示主机名称

xiaohuang@xiaohuang-virtual-machine:~$ hostname
xiaohuang-virtual-machine

2）临时设置主机名称

sudo hostname kangbazi

3）永久设置主机名名称

sudo vim /etc/hostnam

2.whoami

查看当前登录用户

xiaohuang@xiaohuang-virtual-machine:~$ whoami
xiaohuang

3.who

查看当前登录用户

xiaohuang@xiaohuang-virtual-machine:~$ who
xiaohuang tty7         2018-09-01 08:18 (:0)
xiaohuang pts/1        2018-09-01 08:54 (10.11.53.239)

tty 终端登录

pts 远程登录

4.last

查看最近的登录信息

xiaohuang@xiaohuang-virtual-machine:~$ last
xiaohuan pts/1        10.11.53.239     Sat Sep  1 08:54   still logged in
xiaohuan pts/1        10.11.53.239     Sat Sep  1 08:23 - 08:51  (00:27)
wtmp begins Sat Sep  1 08:23:30 2018

5.w

查看登录者的信息及行为

xiaohuang@xiaohuang-virtual-machine:~$ w
 11:45:15 up  3:28,  2 users,  load average: 0.00, 0.00, 0.00
USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT
xiaohuan tty7     :0               08:18    3:28m 10.44s  0.62s /sbin/upstart --user
xiaohuan pts/1    10.11.53.239     08:54    1.00s  6.50s  0.03s w

巴特西

Linux登录状态

1.hostname

1）显示主机名称

2）临时设置主机名称

3）永久设置主机名名称

2.whoami

3.who

4.last

5.w

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