Add EPEL to CentOS

Centos on the installation of hadoop encountered difficulties, the installation of their own download always errors, find the following solution: epel0.install yum priority plug-in yuminstallyum-priorities11.epel introduction rpm-Uvhhttp: // mirrors.ustc.edu.cn/fedora/epel/6/x86_64/epel

If it is difficult to install hadoop on centos, it is always wrong to download and install hadoop on your own. find the following solution: epel
0. install the yum priority plug-in

yum install yum-priorities

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1. epel introduction

rpm -Uvh http://mirrors.ustc.edu.cn/fedora/epel/6/x86_64/epel-release-6-8.noarch.rpmrpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-6.rpm

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Modify the above URL according to the actual situation.

2. check whether the installation is successful.

rpm -q epel-release

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3. import key:

rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6

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4. modify the/etc/yum. repos. d/epel. repo file and add an attribute priority = 11 at the end of [epel ].

vi /etc/yum.repos.d/epel.repo

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It means that yum first goes to the official site for source check, and the official site does not go to the epel site for source check.

5. rebuild cache

yum makecache