我正在使用who命令登录用户进入我的系统我发现的是非常令人惊讶的用户名为unknown
命令结果:
myuser pts/1 Aug 6 20:27 (localhost)
(unknown) :0 Aug 5 16:25 (:0)
myuser pts/0 Aug 6 00:48 (localhost.localdomain)
但是,当我尝试运行w时,结果会有所不同:
20:46:53 up 1 day, 23:11, 3 users, load average: 1.00, 1.01, 1.05
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
myuser pts/1 localhost 20:27 5.00s 0.20s 0.03s w
myuser pts/0 localhost.locald 00:48 19:57m 0.08s 1.71s python2 -m guake.main
我无法在我的机器上找到任何名为unknown的用户.在尝试sudo su unknown /"(unknown)"
我试过运行最后它显示未知用户仍然登录
myuser pts/1 localhost Thu Aug 6 20:27 still logged in
myuser pts/2 :pts/1:S.0 Thu Aug 6 …