http://www./blog/wszzdanm/article/p-6145895.html 命令功能:显示登录用户的信息 命令格式: 常用选项: 举例: w 显示已经登录的用户及正在进行的操作 [root@localhost ~]# w 11:22:01 up 4 days, 21:22, 3 users, load average: 0.00, 0.00, 0.00 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 - Thu14 4days 0.19s 0.19s -bash root pts/0 172.31.3.32 Thu14 0.00s 0.73s 0.00s w root pts/1 172.31.3.32 11:18 1:50 0.07s 0.02s -bash
who 显示已经登录的用户名、终端名称、登录时间及登录IP [root@localhost ~]# who root tty1 2015-11-12 14:00 root pts/0 2015-11-12 14:03 (172.31.3.32) root pts/1 2015-11-17 11:18 (172.31.3.32)
whoami 显示当前用户的用户名 [zzd@localhost ~]$ whoami zzd
who am i 显示登录系统的时候的用户名,即使已经切换到其他用户也显示登录时的用户 结果同who -m [zzd@localhost ~]$ whoami zzd [zzd@localhost ~]$ who am i root pts/1 2015-11-17 11:18 (172.31.3.32) [zzd@localhost ~]$ who -m root pts/1 2015-11-17 11:18 (172.31.3.32) |
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来自: 崔锋1v14jbrb4q > 《LIUNX命令详解》