查看登陆的用户
使用命令：w
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[root@localhost ~]# w 17:30:28 up 4 days, 36 min, 4 users, load average: 0.00, 0.01, 0.05 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 :0 04Jun15 6days 19.87s 19.87s /usr/bin/Xorg : root pts/0 :0.0 Mon09 2days 0.01s 0.01s /bin/bash <strong>root pts/1 172.16.116.1 17:30 2.00s 0.04s 0.04s -bash</strong> root pts/3 172.16.116.1 15:07 4.00s 0.24s 0.11s w |
踢掉ssh登录的用户
踢掉前文中加粗的17:30登录进来的用户
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[root@localhost ~]# pkill -kill -t pts/1 [root@localhost ~]# w 17:33:14 up 4 days, 39 min, 3 users, load average: 0.00, 0.01, 0.05 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 :0 04Jun15 6days 19.88s 19.88s /usr/bin/Xorg : root pts/0 :0.0 Mon09 2days 0.01s 0.01s /bin/bash root pts/3 172.16.116.1 15:07 2.00s 0.14s 0.01s w |
踢掉使用终端登录的用户
使用kill杀掉该用户的pts进程
杀掉banana用户：
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[root@localhost ~]# w 17:36:55 up 4 days, 42 min, 5 users, load average: 0.29, 0.13, 0.08 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 :0 04Jun15 6days 21.26s 21.26s /usr/bin/Xorg : root pts/0 :0.0 Mon09 2days 0.01s 0.01s /bin/bash root pts/3 172.16.116.1 15:07 7.00s 0.22s 0.08s w root pts/1 :0.0 17:36 23.00s 0.00s 0.00s /bin/bash banana tty7 :1 17:36 6days 2.97s 0.19s pam: gdm-passwo [root@localhost ~]# ps -ef | grep tty7 root 47850 47846 2 17:34 tty7 00:00:03 /usr/bin/Xorg :1 -br -verbose -audit 4 -auth /var/run/gdm/auth-for-gdm-efS0YG/database -nolisten tcp root 48408 45998 0 17:37 pts/3 00:00:00 grep tty7 [root@localhost ~]# kill -9 47846 [root@localhost ~]# w 17:38:21 up 4 days, 44 min, 5 users, load average: 0.86, 0.51, 0.23 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 :0 04Jun15 6days 21.26s 21.26s /usr/bin/Xorg : root pts/0 :0.0 Mon09 2days 0.01s 0.01s /bin/bash root pts/3 172.16.116.1 15:07 5.00s 0.16s 0.01s w root pts/1 :0.0 17:36 1:49 0.00s 0.00s /bin/bash |