2025-08-06 01:51:17 999+ 阅读 博客 顶centos基础命令汇总 1.查看版本cat /etc/redhat-releasecat /etc/os-releaselsb_release -a2.查看账号信息cat /etc/passwd3.切换用户 su su -4.修改密码passwd "user"5.创建用户useradd "user"