https://blog.wongcw.com/2021/01/21/centos%e6%9b%bf%e4%bb%a3%e8%80%85rocky-linux%e9%a6%96%e5%80%8b%e7%89%88%e6%9c%ac%e6%9c%89%e6%9c%9b%e4%bb%8a%e5%b9%b4%e7%ac%ac2%e5%ad%a3%e5%ba%a6%e7%99%bc%e5%b8%83/