目录
- 在CentOS上
- 迁移到rocky9.x/oraclelinux9.x/centos10上
在CentOS上
[root@localhost ~]# cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)
[root@localhost ~]# uname -a
Linux localhost.localdomain 3.10.0-1160.119.1.el7.x86_64 #1 SMP Tue Jun 4 14:43:51 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux[root@localhost ~]# useradd zhangsan
[root@localhost ~]# passwd zhangsan
更改用户 zhangsan 的密码 。
新的 密码:
无效的密码: 密码是一个回文
重新输入新的 密码:
passwd:所有的身份验证令牌已经成功更新。[root@localhost ~]# grep zhangsan /etc/shadow
zhangsan:$6$RrUs6Vj.$6E8oHgvBvj1EXIotLDJCW/DfCtk/AkU6rblTjVTVq5x/POTiK8NeAK8gyn6jQ6YZjLRhLCfjgXqx06dOa6fRt0:20580:0:99999:7:::[root@localhost ~]# grep zhangsan /etc/passwd
zhangsan:x:1000:1000::/home/zhangsan:/bin/bash
[root@localhost ~]# grep zhangsan /etc/group
zhangsan:x:1000:
迁移到rocky9.x/oraclelinux9.x/centos10上
# 在rocky9上
[root@rocky9 ~]# ls -alh /etc/shadow
----------. 1 root root 579 Feb 19 2025 /etc/shadow[root@rocky9 ~]# vim /etc/passwd
zhangsan:x:1000:1000::/home/zhangsan:/bin/bash
[root@rocky9 ~]# vim /etc/group
zhangsan:x:1000:
[root@rocky9 ~]# vim /etc/shadow
zhangsan:$6$RrUs6Vj.$6E8oHgvBvj1EXIotLDJCW/DfCtk/AkU6rblTjVTVq5x/POTiK8NeAK8gyn6jQ6YZjLRhLCfjgXqx06dOa6fRt0:20580:0:99999:7:::
注意:保存时要wq![root@rocky9 ~]# mkdir /home/zhangsan
[root@rocky9 ~]# chown -R zhangsan:zhangsan /home/zhangsan[root@rocky9 ~]# su - zhangsan
Last login: Fri May 8 08:43:28 CST 2026 on pts/0
[zhangsan@rocky9 ~]$ 