centos8使用yum安装软件报错
问题1
问题：/etc/yum.repos.d/CentOS-Epel.repo; Configuration: OptionBinding with id "failovermethod" does not exist
解决：
1. 找到对应的repo文件：/etc/yum.repos.d/CentOS-Epel.repo
2. 注释掉failovermethod=priority这一行，即编辑该repo文件，在对应行添加 "#" 注释
问题2
问题："Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist"
解决：
代码语言：javascript复制cd /etc/yum.repos.d/
sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
yum update -y
