錯誤：為倉庫 'BaseOS' 下載元數據失敗 : Cannot prepare internal mirrorlist: No URLs in mirrorlist

執行yum makecache命令報錯

CentOS-8 - Base                                              7.1  B/s |  38  B     00:05    
錯誤：為倉庫 'BaseOS' 下載元數據失敗 : Cannot prepare internal mirrorlist: No URLs in mirrorlist

執行yum install gcc命令報錯

CentOS-8 - AppStream                                                                            
錯誤：為倉庫 'AppStream' 下載元數據失敗 : Cannot prepare internal mirrorlist: No URLs in mirro

 

https://blog.csdn.net/qq_42209718/article/details/122876954

阿里鏡像站：https://developer.aliyun.com/mirror/centos?spm=a2c6h.13651102.0.0.74ab1b11JEvySJ

#備份
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
#下載新的base.repo
wget -O /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo
或
curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo
#生成huanc
yum makecache

結果