CentOS Linux?(Core)
Kernel 3.10.0-957.e17.x86 64 on an x86_64
localhost loqin: root Password:
Login incorrect
localhost login: root Password:
Login incorrect
localhost login: root Password:
Last failed loqin: Sat Apr 8 20:15:56 CST 2023 on ttu1
There were 2 failed login attempts since the last successful login.
Last login: Fri Apr 723:58:51 on tty1
[rootelocalhost ~]# ys gip
（然后这里没有显示ip，是被隐藏的）
[rootelocalhost ~]#
你这和java也没关系啊。就是密码不对
你要查看ip，ifconfig，ip addr都是可以的