yum出现Loaded plugins: fastestmirror, security Loading mirror speeds from cached hostfile解决方法

yum出现Loaded plugins: fastestmirror, security Loading mirror speeds from cached hostfile解决方法

参考文章：

（1）yum出现Loaded plugins: fastestmirror, security Loading mirror speeds from cached hostfile解决方法

（2）https://www.cnblogs.com/qinning/p/10495427.html

备忘一下。