Linux修改yum源为阿里云、网易、中国科技大学

1.阿里

 

1.1备份当前的yum源

mv /etc/yum.repos.d /etc/yum.repos.d.backup

 

1.2下载新的CentOS-Base.repo 到/etc/yum.repos.d/

CentOS 5

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-5.repo

或者

curl -o /etc/yum.repos.d/CentOS-Base.repo 

 

 

CentOS 6

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo

或者

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo

 

 

CentOS 7

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

或者

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

1.3 清空并生成缓存

yum clean all

yum makecache

2.网易

2.1备份当前的yum源

mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

 

2.2 下载对应版本repo文件, 放入/etc/yum.repos.d/

http://mirrors.163.com/.help/CentOS7-Base-163.repo

http://mirrors.163.com/.help/CentOS6-Base-163.repo

http://mirrors.163.com/.help/CentOS5-Base-163.repo

 

2.3运行以下命令生成缓存

yum clean all

yum makecache

3. 中科大

 

3.1首先备份CentOS-Base.repo

mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

 

3.2下载对应版本的CentOS-Base.repo, 放入/etc/yum.repos.d/

Centos5

https://lug.ustc.edu.cn/wiki/_export/code/mirrors/help/centos?codeblock=1

Centos6

https://lug.ustc.edu.cn/wiki/_export/code/mirrors/help/centos?codeblock=2

Centos7

https://lug.ustc.edu.cn/wiki/_export/code/mirrors/help/centos?codeblock=3

 

3.3运行以下命令生成缓存

yum clean all

yum makecache