如何安裝 Epel源到 RHEL/CentOS 7/6/5

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通過wget命令下載RPM檔案，然後安裝。

RHEL/CentOS 7 64 Bit

## RHEL/CentOS 7 64-Bit ### wget http://dl.fedoraproject.org/pub/epel/beta/7/x86_64/epel-release-7-0.2.noarch.rpm# rpm -ivh epel-release-7-0.2.noarch.rpm

RHEL/CentOS 6 32-64 Bit

## RHEL/CentOS 6 32-Bit ### wget http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm# rpm -ivh epel-release-6-8.noarch.rpm## RHEL/CentOS 6 64-Bit ### wget http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm# rpm -ivh epel-release-6-8.noarch.rpm

RHEL/CentOS 5 32-64 Bit

## RHEL/CentOS 5 32-Bit ### wget http://download.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm# rpm -ivh epel-release-5-4.noarch.rpm## RHEL/CentOS 5 64-Bit ### wget http://download.fedoraproject.org/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm# rpm -ivh epel-release-5-4.noarch.rpm

RHEL/CentOS 4 32-64 Bit

## RHEL/CentOS 4 32-Bit ### wget http://download.fedoraproject.org/pub/epel/4/i386/epel-release-4-10.noarch.rpm# rpm -ivh epel-release-4-10.noarch.rpm## RHEL/CentOS 4 64-Bit ### wget http://download.fedoraproject.org/pub/epel/4/x86_64/epel-release-4-10.noarch.rpm# rpm -ivh epel-release-4-10.noarch.rpm

如何檢查epel是否安裝成功？

使用一下命令：

# yum repolist

輸出如下

[[email protected] ~]# yum repolistLoaded plugins: fastestmirrorLoading mirror speeds from cached hostfile * base: mirrors.yun-idc.com * epel: ftp.sjtu.edu.cn * extras: mirrors.yun-idc.com * updates: mirrors.yun-idc.comrepo id                        repo name                                                     statusbase/7/x86_64                  CentOS-7 - Base                                               8,465epel/x86_64                    Extra Packages for Enterprise Linux 7 - x86_64                5,036extras/7/x86_64                CentOS-7 - Extras                                                30updates/7/x86_64               CentOS-7 - Updates                                              423repolist: 13,954[[email protected] ~]# 

如何使用epel源安裝軟體？

例如想查看cacti資訊

# yum --enablerepo=epel info cacti

安裝則執行以下命令：

# yum --enablerepo=epel install cacti

Note: Epel的設定檔在/etc/yum.repos.d/epel.repo.