首先設置鏡像——我採用的鏡像站點是 http://centos.ustc.edu.cn/centos
以下是我修改後的/etc/yum.repo.d/CentOS-Base.repo[記得注意備份哦]文件內容:
- [base]
- name=CentOS-$releasever - Base
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/os/$basearch/
- gpgcheck=1
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
- #released updates
- [updates]
- name=CentOS-$releasever - Updates
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/updates/$basearch/
- gpgcheck=1
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
- #packages used/produced in the build but not released
- [addons]
- name=CentOS-$releasever - Addons
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=addons
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/addons/$basearch/
- gpgcheck=1
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
- #additional packages that may be useful
- [extras]
- name=CentOS-$releasever - Extras
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/extras/$basearch/
- gpgcheck=1
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
- #additional packages that extend functionality of existing packages
- [centosplus]
- name=CentOS-$releasever - Plus
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/centosplus/$basearch/
- gpgcheck=1
- enabled=0
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
- #contrib - packages by Centos Users
- [contrib]
- name=CentOS-$releasever - Contrib
- #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=contrib
- baseurl=http://centos.ustc.edu.cn/centos/$releasever/contrib/$basearch/
- gpgcheck=1
- enabled=0
- gpgkey=http://centos.ustc.edu.cn/centos/RPM-GPG-KEY-CentOS-5
注意:一開始我在網上看到有的其中只修改了baseurl後的地址,我嘗試未成功,之後將gpgkey後的地址也同時改掉,就可以了。
修改後步驟:
- yum clean all %沒有這句有時會出錯
- yum update
- reboot
最後查看是否成功
- lsb_release -a