背景:可能电脑是办工环境,你现在在外面用手机连接上linux上的ssh,又想这个时候关掉在PC登录连接上的ssh,怎么办?
Linux系统root用户可强制踢制其它登录用户,首先以root登录以便查看全部的在线用户信息,可用 w 或者 who 命令查看用户所在的终端。
强制踢人命令格式:pkill -kill -t pts
解释:
pkill -kill -t 踢人命令
tty 所踢用户的TTY
如上踢出tty1用户的命令为: pkill -kill -t pts/4
用户已经被强制踢掉了
实践如下:
1)谁还在用ssh连接到本linux上?
[root@iZ25dcp92ckZ ~]# w
17:52:38 up 118 days, 1:38, 5 users, load average: 2.01, 2.02, 2.05
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/0 202.108.16.80 09:36 2:45m 1:36 0.34s -bash
root pts/1 202.108.16.80 09:36 2:45m 0.19s 0.19s -bash
root pts/3 202.108.16.80 09:36 2:45m 0.26s 0.26s -bash
root pts/9 202.108.16.80 09:40 3:48m 0.11s 0.11s -bash
2)根据1作pkill操作,自己的ssh连接得留下:
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/0
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/1
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/3
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/9
3)确认已经把pc的ssh连接杀死并Ok了:
[root@iZ25dcp92ckZ ~]# w
17:53:21 up 118 days, 1:39, 1 user, load average: 1.44, 1.89, 2.00
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/10 117.136.0.88 17:32 1.00s 0.05s 0.00s w
[root@iZ25dcp92ckZ ~]#
Freebsd一样的: last
root pts/12 111.199.58.196 Wed Oct 11 22:40 still logged in
root pts/11 111.199.58.196 Wed Oct 11 22:38 still logged in
root pts/10 111.199.58.196 Wed Oct 11 22:34 still logged in
root pts/9 111.199.58.196 Wed Oct 11 22:29 still logged in
root pts/8 111.199.58.196 Wed Oct 11 22:28 still logged in
root pts/7 111.199.58.196 Wed Oct 11 22:16 still logged in
root pts/1 111.199.58.196 Wed Oct 11 22:16 still logged in
root pts/6 111.199.58.196 Wed Oct 11 22:06 still logged in
root pts/0 111.199.58.196 Wed Oct 11 22:05 still logged in
root pts/5 111.199.58.196 Wed Oct 11 21:48 still logged in
root pts/4 111.199.58.196 Wed Oct 11 21:04 still logged in
root pts/3 111.199.58.196 Wed Oct 11 21:03 still logged in
root pts/2 111.199.58.196 Wed Oct 11 20:57 still logged in
踢掉命令:
pkill -kill -t pts/12
pkill -kill -t pts/11
pkill -kill -t pts/10
pkill -kill -t pts/9
pkill -kill -t pts/8
pkill -kill -t pts/7
pkill -kill -t pts/1
pkill -kill -t pts/6
pkill -kill -t pts/0
pkill -kill -t pts/5
pkill -kill -t pts/4
pkill -kill -t pts/3
pkill -kill -t pts/2
Linux系统root用户可强制踢制其它登录用户,首先以root登录以便查看全部的在线用户信息,可用 w 或者 who 命令查看用户所在的终端。
强制踢人命令格式:pkill -kill -t pts
解释:
pkill -kill -t 踢人命令
tty 所踢用户的TTY
如上踢出tty1用户的命令为: pkill -kill -t pts/4
用户已经被强制踢掉了
实践如下:
1)谁还在用ssh连接到本linux上?
[root@iZ25dcp92ckZ ~]# w
17:52:38 up 118 days, 1:38, 5 users, load average: 2.01, 2.02, 2.05
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/0 202.108.16.80 09:36 2:45m 1:36 0.34s -bash
root pts/1 202.108.16.80 09:36 2:45m 0.19s 0.19s -bash
root pts/3 202.108.16.80 09:36 2:45m 0.26s 0.26s -bash
root pts/9 202.108.16.80 09:40 3:48m 0.11s 0.11s -bash
2)根据1作pkill操作,自己的ssh连接得留下:
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/0
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/1
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/3
[root@iZ25dcp92ckZ ~]# pkill -kill -t pts/9
3)确认已经把pc的ssh连接杀死并Ok了:
[root@iZ25dcp92ckZ ~]# w
17:53:21 up 118 days, 1:39, 1 user, load average: 1.44, 1.89, 2.00
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/10 117.136.0.88 17:32 1.00s 0.05s 0.00s w
[root@iZ25dcp92ckZ ~]#
Freebsd一样的: last
root pts/12 111.199.58.196 Wed Oct 11 22:40 still logged in
root pts/11 111.199.58.196 Wed Oct 11 22:38 still logged in
root pts/10 111.199.58.196 Wed Oct 11 22:34 still logged in
root pts/9 111.199.58.196 Wed Oct 11 22:29 still logged in
root pts/8 111.199.58.196 Wed Oct 11 22:28 still logged in
root pts/7 111.199.58.196 Wed Oct 11 22:16 still logged in
root pts/1 111.199.58.196 Wed Oct 11 22:16 still logged in
root pts/6 111.199.58.196 Wed Oct 11 22:06 still logged in
root pts/0 111.199.58.196 Wed Oct 11 22:05 still logged in
root pts/5 111.199.58.196 Wed Oct 11 21:48 still logged in
root pts/4 111.199.58.196 Wed Oct 11 21:04 still logged in
root pts/3 111.199.58.196 Wed Oct 11 21:03 still logged in
root pts/2 111.199.58.196 Wed Oct 11 20:57 still logged in
踢掉命令:
pkill -kill -t pts/12
pkill -kill -t pts/11
pkill -kill -t pts/10
pkill -kill -t pts/9
pkill -kill -t pts/8
pkill -kill -t pts/7
pkill -kill -t pts/1
pkill -kill -t pts/6
pkill -kill -t pts/0
pkill -kill -t pts/5
pkill -kill -t pts/4
pkill -kill -t pts/3
pkill -kill -t pts/2
作者:jackxiang@向东博客 专注WEB应用 构架之美 --- 构架之美,在于尽态极妍 | 应用之美,在于药到病除
地址:http://jackxiang.com/post/8314/
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最后编辑: jackxiang 编辑于2017-10-11 22:46
评论列表
2015-12-4 04:26 | 小太阳
每天来瞻仰下Q601386839
2015-12-4 04:24 | 小太阳
学习了,每天来瞻仰下。
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