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修改linux下yum镜像源为国内镜像

hashtag
修改为阿里yum源-mirrors.aliyun.com

1、首先备份系统自带yum源配置文件/etc/yum.repos.d/CentOS-Base.repo

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

2、查看CentOS系统版本

lsb_release -a

3、下载ailiyun的yum源配置文件到/etc/yum.repos.d/ CentOS7

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

CentOS6

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

CentOS5

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

4、运行yum makecache生成缓存 

yum makecache

5、这时候再更新系统就会看到以下mirrors.aliyun.com信息

yum -y update

已加载插件：fastestmirror, refresh-packagekit, security 设置更新进程Loading mirror speeds from cached hostfile * base: mirrors.aliyun.com * extras: mirrors.aliyun.com * updates: mirrors.aliyun.com

hashtag
修改为163yum源-mirrors.163.com

1、首先备份系统自带yum源配置文件/etc/yum.repos.d/CentOS-Base.repo

2、进入yum源配置文件所在的文件夹

3、查看CentOS系统版本

4、下载163的yum源配置文件到上面那个文件夹内

CentOS7

CentOS6

CentOS5

5、运行yum makecache生成缓存

6、这时候再更新系统就会看到以下mirrors.163.com信息

[root@localhost yum.repos.d]# yum -y update 已加载插件：fastestmirror, refresh-packagekit, security 设置更新进程Loading mirror speeds from cached hostfile * base: mirrors.163.com * extras: mirrors.163.com * updates: mirrors.163.com

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