- A+
所属分类：Problem
1.下载repo
wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo 2.编辑repo文件 vi /etc/yum.repos.d/CentOS-Base.repo
http://mirrors.aliyun.com/centos/$releasever/os/$basearch/ 把$releasever替换成6.8 按esc退出编辑模式 :%s/$releasever/6.9/g http://mirrors.aliyun.com/centos/6.9/os/$basearch/ 3.清除yum缓存 yum clean all 4.重新生产yum缓存 yum makecache
