使用下面命令添加仓库：[root@us2 ~]# vi /etc/yum.repos.d/CentOS-Testing.repo输入下面的内容后保存即可：[code]# CentOS-Testing:
!!! CAUTION !!!
This repository is a proving grounds for packages on their way to CentOSPlus and CentOS Extras.
They may or may not replace core CentOS packages, and are not guaranteed to function properly.
These packages build and install, but are waiting for feedback from testers as to
functionality and stability. Packages in this repository will come and go during the
development period, so it should not be left enabled or used on production systems without due
consideration.
[c5-testing]
name=CentOS-5 Testing
baseurl=http://dev.centos.org/centos/$releasever/testing/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://dev.centos.org/centos/RPM-GPG-KEY-CentOS-testing
includepkgs=php*[/code]