Linux發行版、軟件安裝源
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1、備份
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
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2、下載新的CentOS-Base.repo 到/etc/yum.repos.d/
2.1CentOS 5
wget -O /etc/yum.repos.d/CentOS-Base.repohttp://mirrors.aliyun.com/repo/Centos-5.repo
2.2CentOS 6
wget -O /etc/yum.repos.d/CentOS-Base.repohttp://mirrors.aliyun.com/repo/Centos-6.repo
2.3CentOS 7
wget -O /etc/yum.repos.d/CentOS-Base.repohttp://mirrors.aliyun.com/repo/Centos-7.repo -----------------------------------------------------------------
3、之後運行yum makecache生成緩存
yum clean all
yum makecache
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