Hack The Sec-Leading Resource Of Linux Tutorial: RHEL6

How To Install Memcached with PHP on CentOS/RHEL 7/6/5

<div dir="ltr" style="text-align: left;" trbidi="on">
<h2 class="title single-title title20" style="background-color: white; border: 0px; font-family: 'Roboto Slab'; font-size: 28px; line-height: 38px; margin: 0px 0px 5px; opacity: 1; outline: 0px; padding: 0px; transition: opacity 0.24s ease-in-out; vertical-align: baseline; visibility: visible;">
<span style="color: #cc0000;"><i><u>How To Install Memcached with PHP on CentOS/RHEL 7/6/5</u></i></span></h2>
<div style="background-color: white; border: 0px; font-size: 16px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<a href="http://memcached.org/" style="font-family: Arial, Helvetica, sans-serif; outline: none; text-decoration: none;" target="_blank"><span style="color: blue;">Memcached</span></a><span style="font-family: "arial" , "helvetica" , sans-serif;"><span style="color: blue;"> </span>is a distributed memory object caching system which stored data in memory on key-value basis. It is very useful for optimizing dynamic websites and enabled speed by caching objects in memory. </span><a href="http://memcached.org/about" target="_blank">Read more</a><span style="font-family: "arial" , "helvetica" , sans-serif;"> about memcache.</span></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_L0t796Hr2w9wlMN-LlqQTC7s0k3_GLTiVufILjs-NF9XDpXUpVMj2Puh7ujTzLU8lmkR81kbtM2fZzkAIqCiRqTRMZ7caAN-BvN8hdunZB2r0yFMJ-18XTnGuZMWmB1rxzAy91lJwIPj/s1600/memcached_www.hackthesec.co.in.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_L0t796Hr2w9wlMN-LlqQTC7s0k3_GLTiVufILjs-NF9XDpXUpVMj2Puh7ujTzLU8lmkR81kbtM2fZzkAIqCiRqTRMZ7caAN-BvN8hdunZB2r0yFMJ-18XTnGuZMWmB1rxzAy91lJwIPj/s1600/memcached_www.hackthesec.co.in.png" /></a></div>
<div>
<span style="color: black; font-family: "arial" , "helvetica" , sans-serif;"><span style="background-color: white; line-height: 28px;"><br /></span></span></div>
<div>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">This article will help you to install Memcached and PHP Memcache extension on CentOS/RHEL 7/6/5 systems.</span></div>
<div style="background-color: white; border: 0px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
</div>
<ul style="text-align: left;">
<li><span style="font-family: "arial" , "helvetica" , sans-serif; line-height: 28px;"><a href="http://www.hackthesec.co.in/2016/01/how-to-install-memcached-with-php-on_26.html" target="_blank"><span style="font-size: large;">How To Install Memcached with PHP on Ubuntu 14.04 /12.04 LTS</span></a></span></li>
</ul>
<br />
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="color: #0b5394; font-family: "roboto slab"; font-size: 24px; font-weight: bolder; line-height: 34px;">Install Memcached Server</span></div>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">First we will install Memcached server on our system. Use following command to install memcached using yum package manager.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"># yum install memcached </pre>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Now start Memcached service using following commands.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"><orange style="color: orange;">For CentOS/RHEL 7</orange>
# systemctl enable memcached
# systemctl start memcached

<orange style="color: orange;">For CentOS/RHEL 6/5</orange>
# service memcached start
# chkconfig memcached on<span style="font-size: 0.9em;">
</span></pre>
<h2 class="heading1" style="background-color: white; border: 0px; font-family: 'Roboto Slab'; font-size: 24px; font-weight: bolder; line-height: 34px; margin: 45px 0px 12px; opacity: 1; outline: 0px; padding: 0px; transition: opacity 0.24s ease-in-out; vertical-align: baseline; visibility: visible;">
<span style="color: #0b5394;">Install PHP with Memcache PHP Extension</span></h2>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Now we have installed Memcached server on our system. But to use Memcached service using php scripts we need to install Memcache php extension. So first install php and other required php modules and then use PECL to install PHP Memcache extension using following commands.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"># yum groupinstall "Development tools"
# yum install zlib zlib-devel
# yum install php php-devel php-pear<span style="font-size: 0.9em;">  </span></pre>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">After installing php-pear package install PECL extension using command below.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"># pecl install memcache </pre>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Now we need to enable memcache module in php. Add following line at end of </span><span style="border: 0px; font-family: "arial" , "helvetica" , sans-serif; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">php.ini</span><span style="font-family: "arial" , "helvetica" , sans-serif;"> file.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"># echo "extension=memcache.so" >> /etc/php.d/memcache.ini
</pre>
<div style="background-color: white; border: 0px; font-size: 16px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Restart Apache service to enable extension</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"><orange style="color: orange;">For CentOS/RHEL 7</orange>
# systemctl restart httpd

<orange style="color: orange;">For CentOS/RHEL 6/5</orange>
# service httpd restart<span style="font-size: 0.9em;">
</span></pre>
<h2 class="heading1" style="background-color: white; border: 0px; font-family: 'Roboto Slab'; font-size: 24px; font-weight: bolder; line-height: 34px; margin: 45px 0px 12px; opacity: 1; outline: 0px; padding: 0px; transition: opacity 0.24s ease-in-out; vertical-align: baseline; visibility: visible;">
<span style="color: #0b5394;">Verify Memcache Setup</span></h2>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Use following command to check and verify that memcached service is running fine.</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;">root@hackthesec:~$ echo "stats settings" | nc localhost 11211

STAT maxbytes 67108864
STAT maxconns 1024
STAT tcpport 11211
STAT udpport 11211
STAT inter 127.0.0.1
STAT verbosity 0
STAT oldest 0
STAT evictions on
STAT domain_socket NULL
STAT umask 700
STAT growth_factor 1.25
STAT chunk_size 48
STAT num_threads 4
STAT num_threads_per_udp 4
STAT stat_key_prefix :
STAT detail_enabled no
STAT reqs_per_event 20
STAT cas_enabled yes
STAT tcp_backlog 1024
STAT binding_protocol auto-negotiate
STAT auth_enabled_sasl no
STAT item_size_max 1048576
STAT maxconns_fast no
STAT hashpower_init 0
STAT slab_reassign no
STAT slab_automove 0
END<span style="font-size: 0.9em;">

</span></pre>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Now check if memcache php extension is enabled and working properly. Create a <span style="border-image-outset: initial; border-image-repeat: initial; border-image-slice: initial; border-image-source: initial; border-image-width: initial; border: 0px; font-weight: 700; margin: 0px; outline: 0px; padding: 0px; vertical-align: baseline;">info.php</span> file using following code</span></div>
<pre style="background: none 0px 0px repeat scroll rgb(60, 60, 60); border-radius: 4px; border: 1px solid rgb(229, 229, 229); color: white; line-height: 1.3em; margin-bottom: 20px; outline: 0px; overflow: auto; padding: 20px; vertical-align: baseline;"><?php
  phpinfo();
?><span style="font-size: 0.9em;">
</span></pre>
<div style="background-color: white; border: 0px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<span style="font-family: "arial" , "helvetica" , sans-serif;">Now access info.php on web interface and search for Memcache, You will get result like below.</span></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixG5MZ0PNsX1qbW1XlKHl5kPNckcMdoGq-eHZHy3h91mJyrbfRDwjDAxRDRGSKEb9-x0jCDd9FZXCL3iJMKL_eHoX-lwc9kMFAngx5ZCmWG86yKYFL4OREsXNdygD06LBUkwgK3YZj4qW5/s1600/php-memcache_www.hackthesec.co.in.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="338" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEixG5MZ0PNsX1qbW1XlKHl5kPNckcMdoGq-eHZHy3h91mJyrbfRDwjDAxRDRGSKEb9-x0jCDd9FZXCL3iJMKL_eHoX-lwc9kMFAngx5ZCmWG86yKYFL4OREsXNdygD06LBUkwgK3YZj4qW5/s640/php-memcache_www.hackthesec.co.in.png" width="640" /></a></div>
<div style="background-color: white; border: 0px; color: #555555; font-family: 'Roboto Slab'; font-size: 16px; line-height: 28px; margin-bottom: 20px; outline: 0px; padding: 0px; vertical-align: baseline;">
<a href="http://www.hackthesec.co.in/" target="_blank">Hack The Security</a></div>
</div>
</div>

How To Install Memcached with PHP on CentOS/RHEL 7/6/5

How To Install Memcached with PHP on CentOS/RHEL 7/6/5 Memcached is a distributed memory object caching system which stored data in me...

CentOS / RHEL / Scientific Linux 6 Enable & Install EPEL Repo

<div dir="ltr" style="text-align: left;" trbidi="on">
<span style="color: #0b5394; font-family: "times" , "times new roman" , serif; font-size: large;"><u>CentOS / RHEL / Scientific Linux 6 Enable & Install EPEL Repo</u></span><br />
<span class="drop_cap" style="background-color: white; color: #111111; float: left; line-height: 1em; margin: 0px 0.15em 0px 0px; padding: 0px; word-wrap: break-word;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><br /></span></span><span class="drop_cap" style="background-color: white; color: #111111; float: left; line-height: 1em; margin: 0px 0.15em 0px 0px; padding: 0px; word-wrap: break-word;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span style="font-family: "georgia" , "times new roman" , serif;">E</span><span style="line-height: 27px;">xtra Packages for Enterprise Linux (or EPEL) is a Fedora Special Interest Group that creates, maintains, and manages a high quality set of additional packages for Enterprise Linux, including, but not limited to, Red Hat Enterprise Linux (RHEL),CentOS and Scientific Linux (SL). How do I enable it under CentOS 6 or RHLE 6 server?</span></span></span><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span id="more-11465" style="background-color: white; color: #111111; line-height: 27px; margin: 0px; padding: 0px; word-wrap: break-word;"></span><br style="background-color: white; color: #111111; line-height: 27px; margin: 0px; padding: 0px; word-wrap: break-word;" /><br style="background-color: white; color: #111111; line-height: 27px; margin: 0px; padding: 0px; word-wrap: break-word;" /><span style="background-color: white; color: #111111; line-height: 27px;">You need to install the following rpms as per your Enterprise Linux version. Use the </span>wget command<span style="background-color: white; color: #111111; line-height: 27px;"> to download rpm files.</span></span><br />
<span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span style="font-family: "georgia" , "times new roman" , serif;"><span style="background-color: white; color: #111111; line-height: 27px;"><br /></span></span>
<span style="background-color: white; color: #111111; line-height: 32px;"><b>If you are running an CentOS6/RHEL 7 version</b></span></span><br />
<div style="background-color: white; color: #111111; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">See "<a href="http://www.hackthesec.co.in/2016/01/how-to-install-epel-repo-on-centos-and.html">Install EPEL Repo on a CentOS and RHEL 7.x</a>".</span></div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">If you are running an CentOS6/EL6 version, enter:</span></h2>
<div style="background-color: white; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;">$ cd /tmp<br style="margin: 0px; padding: 0px; word-wrap: break-word;" />$ <a href="http://www.cyberciti.biz/tips/linux-wget-your-ultimate-command-line-downloader.html" style="color: grey; margin: 0px; padding: 0px; word-wrap: break-word;" title="wget command">wget</a> http://mirror-fpt-telecom.fpt.net/fedora/epel/6/i386/epel-release-6-8.noarch.rpm<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># rpm -ivh epel-release-6-8.noarch.rpm</span></code></div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">If you are running an CentOS5/EL5 version, enter:</span></h2>
<div style="background-color: white; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;">$ cd /tmp<br style="margin: 0px; padding: 0px; word-wrap: break-word;" />$ <a href="http://www.cyberciti.biz/tips/linux-wget-your-ultimate-command-line-downloader.html" style="color: grey; margin: 0px; padding: 0px; word-wrap: break-word;" title="wget command">wget</a> http://download.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># rpm -ivh epel-release-5-4.noarch.rpm</span></code></div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">If you are running an CentOS4/EL4 version, enter:</span></h2>
<div style="background-color: white; color: #111111; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">The following may not be supported:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;">$ cd /tmp<br style="margin: 0px; padding: 0px; word-wrap: break-word;" />$ <a href="http://www.cyberciti.biz/tips/linux-wget-your-ultimate-command-line-downloader.html" style="color: grey; margin: 0px; padding: 0px; word-wrap: break-word;" title="wget command">wget</a> http://download.fedoraproject.org/pub/epel/4/i386/epel-release-4-10.noarch.rpm<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># rpm -ivh epel-release-4-10.noarch.rpm</span></code></div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span style="color: red;">Install epel*.rpm file using</span><span style="color: #111111;"> </span><span style="color: #996633; margin: 0px; padding: 0px; word-wrap: break-word;">yum command</span></span></h2>
<div style="background-color: white; color: #111111; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">You can use the yum command instead of rpm command:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum install epel-release-6-8.noarch.rpm</span></code><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span style="font-family: "georgia" , "times new roman" , serif;"><br style="margin: 0px; padding: 0px; word-wrap: break-word;" />Sample outputs:</span><span style="background-color: #fafbfc; color: #666666;"> </span></span></div>
<pre class="ini" style="background-color: #fafbfc; clear: both; color: #666666; line-height: 27px; margin-bottom: 27px; overflow: auto; padding: 14px; tab-size: 4; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;">Loaded plugins: product-id, rhnplugin, security, subscription-manager
This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.
This system is receiving updates from RHN Classic or RHN Satellite.
Setting up Install Process
Examining epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch.rpm: epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch
Marking epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch.rpm to be installed
Resolving Dependencies
--> Running transaction check
---> Package epel-release.noarch <span style="margin: 0px; padding: 0px; word-wrap: break-word;">0</span>:<span style="margin: 0px; padding: 0px; word-wrap: break-word;">6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span> will be installed
--> Finished Dependency Resolution
 
Dependencies <span style="color: #000099; margin: 0px; padding: 0px; word-wrap: break-word;">Resolved
 
</span>=<span style="color: #660066; margin: 0px; padding: 0px; word-wrap: break-word;">===============================================================================</span>
 Package            Arch         Version   Repository                      <span style="color: #000099; margin: 0px; padding: 0px; word-wrap: break-word;">Size
</span>=<span style="color: #660066; margin: 0px; padding: 0px; word-wrap: break-word;">===============================================================================</span>
Installing:
 epel-release       noarch       <span style="margin: 0px; padding: 0px; word-wrap: break-word;">6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>       /epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch        <span style="margin: 0px; padding: 0px; word-wrap: break-word;">22</span> k
 
Transaction <span style="color: #000099; margin: 0px; padding: 0px; word-wrap: break-word;">Summary
</span>=<span style="color: #660066; margin: 0px; padding: 0px; word-wrap: break-word;">===============================================================================</span>
Install       <span style="margin: 0px; padding: 0px; word-wrap: break-word;">1</span> Package<span style="margin: 0px; padding: 0px; word-wrap: break-word;">(</span>s<span style="margin: 0px; padding: 0px; word-wrap: break-word;">)</span>
 
Total size: <span style="margin: 0px; padding: 0px; word-wrap: break-word;">22</span> k
Installed size: <span style="margin: 0px; padding: 0px; word-wrap: break-word;">22</span> k
Is this ok <span style="color: #000066; font-weight: bold; margin: 0px; padding: 0px; word-wrap: break-word;"><span style="margin: 0px; padding: 0px; word-wrap: break-word;">[</span>y/N<span style="margin: 0px; padding: 0px; word-wrap: break-word;">]</span></span>: y
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch                                      <span style="margin: 0px; padding: 0px; word-wrap: break-word;">1</span>/<span style="margin: 0px; padding: 0px; word-wrap: break-word;">1</span>
  Verifying  : epel-release<span style="margin: 0px; padding: 0px; word-wrap: break-word;">-6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>.noarch                                      <span style="margin: 0px; padding: 0px; word-wrap: break-word;">1</span>/<span style="margin: 0px; padding: 0px; word-wrap: break-word;">1</span>
 
Installed:
  epel-release.noarch <span style="margin: 0px; padding: 0px; word-wrap: break-word;">0</span>:<span style="margin: 0px; padding: 0px; word-wrap: break-word;">6</span><span style="margin: 0px; padding: 0px; word-wrap: break-word;">-8</span>
 
Complete!
 
 </span></pre>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">How do I list all enabled repos?</span></h2>
<div style="background-color: white; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">Type the following commands:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum repolist</span></code><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><br style="margin: 0px; padding: 0px; word-wrap: break-word;" />OR</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum -v repolist | less</span></code></div>
<div>
<div style="background-color: white; color: #111111; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">Sample outputs:</span></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhDqtc1vbBO8hJjYLY-rA8QlFXdPraYwN_XgtNLF4o-1dAzLpoxS-j62DPsEkssYoqZCTYXLbCuzDAkbNbvewIZH_9oNJ3wXhyphenhyphenNOx9HZVfNnOMbMjSAPzpp-2TLQ9tfF5GeUyxPvZqPxdo/s1600/yum-query-repo-command_www.hackthesec.co.in.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhDqtc1vbBO8hJjYLY-rA8QlFXdPraYwN_XgtNLF4o-1dAzLpoxS-j62DPsEkssYoqZCTYXLbCuzDAkbNbvewIZH_9oNJ3wXhyphenhyphenNOx9HZVfNnOMbMjSAPzpp-2TLQ9tfF5GeUyxPvZqPxdo/s1600/yum-query-repo-command_www.hackthesec.co.in.png" /></span></a></div>
<div class="wp-caption aligncenter" id="attachment_13130" style="background-color: white; border: 0px; clear: both; color: #111111; float: none; height: auto; line-height: 27px; margin: 0px auto 27px; max-width: 100%; padding: 14px; text-align: center; width: 604px; word-wrap: break-word;">
<div class="wp-caption-text" style="line-height: 23px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">Fig.01: Yum Query All Repositories and Show Repository ID's Command</span></div>
</div>
<span style="font-family: "times" , "times new roman" , serif; font-size: large;"><span style="background-color: white; color: #111111; line-height: 27px;">Please note that </span><strong style="background-color: white; color: #111111; line-height: 27px; margin: 0px; padding: 0px; word-wrap: break-word;">epel</strong><span style="background-color: white; color: #111111; line-height: 27px;"> is your "EPEL Repo ID" in the above output.</span></span><br />
<div style="background-color: white; color: #111111; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
</div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">How do I list all packages in EPEL repo?</span></h2>
<div style="background-color: white; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">Type the following command to list all packages from EPEL repo only:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum --disablerepo="*" --enablerepo="epel" list available</span></code><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><br style="margin: 0px; padding: 0px; word-wrap: break-word;" />To search packages in epel repo only, enter:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum --disablerepo="*" --enablerepo="epel" search packageNameHere<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># yum --disablerepo="*" --enablerepo="epel" search nginx</span></code></div>
<h2 style="background-color: white; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
<span style="color: red; font-family: "times" , "times new roman" , serif; font-size: large;">How do I use EPEL repo?</span></h2>
<div style="background-color: white; line-height: 27px; margin-bottom: 27px; padding: 0px; word-wrap: break-word;">
<span style="font-family: "times" , "times new roman" , serif; font-size: large;">Simply use the yum commands to search or install packages from EPEL repo:</span><code style="background-color: #fafbfc; border: 1px solid rgb(222, 222, 222); clear: both; color: #666666; display: block; line-height: 1em; margin: 0px; overflow: auto; padding: 21px; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif; font-size: large;"># yum search nginx<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># yum update<br style="margin: 0px; padding: 0px; word-wrap: break-word;" /># yum --disablerepo="*" --enablerepo="epel" install nginx</span></code><span style="font-family: "times" , "times new roman" , serif; font-size: large;"><br style="margin: 0px; padding: 0px; word-wrap: break-word;" />Sample outputs:</span></div>
<pre style="background-color: #fafbfc; clear: both; color: #666666; line-height: 27px; margin-bottom: 27px; overflow: auto; padding: 14px; tab-size: 4; word-wrap: normal;"><span style="font-family: "times" , "times new roman" , serif;"><span style="font-size: large;">Loaded plugins: product-id, rhnplugin, subscription-manager
Updating certificate-based repositories.
epel/metalink                                                                                                                          |  13 kB     00:00
epel                                                                                                                                   | 4.3 kB     00:00
epel/primary_db                                                                                                                        | 4.1 MB     00:03
Setting up Update Process
Resolving Dependencies
--> Running transaction check
---> Package dkms.noarch 0:2.0.10-1 will be updated
---> Package dkms.noarch 0:2.1.0.1-1.el6 will be an update
---> Package iftop.x86_64 0:0.17-1.el6 will be updated
---> Package iftop.x86_64 0:1.0-0.1.pre2.el6 will be an update
--> Finished Dependency Resolution
Dependencies Resolved
==============================================================================================================================================================
 Package                            Arch                                Version                                       Repository                         Size
==============================================================================================================================================================
Updating:
 dkms                               noarch                              2.1.0.1-1.el6                                 epel                               99 k
 iftop                              x86_64                              1.0-0.1.pre2.el6                              epel                               44 k
Transaction Summary
==============================================================================================================================================================
Upgrade       2 Package(s)
Total download size: 144 k
Is this ok [y/N]: y
Downloading Packages:
(1/2): dkms-2.1.0.1-1.el6.noarch.rpm                                                                                                   |  99 kB     00:00
(2/2): iftop-1.0-0.1.pre2.el6.x86_64.rpm                                                                                               |  44 kB     00:00
--------------------------------------------------------------------------------------------------------------------------------------------------------------
Total                                                                                                                         543 kB/s | 144 kB     00:00
warning: rpmts_HdrFromFdno: Header V3 RSA/SHA256 Signature, key ID 0608b895: NOKEY
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
Importing GPG key 0x0608B895:
 Userid : EPEL (6) </span><epel fedoraproject.org="" style="margin: 0px; padding: 0px; word-wrap: break-word;"><span style="font-size: large;">
 Package: epel-release-6-5.noarch (installed)
 From   : /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
Is this ok [y/N]: y
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Warning: RPMDB altered outside of yum.
  Updating   : dkms-2.1.0.1-1.el6.noarch                                                                                                                  1/4
  Updating   : iftop-1.0-0.1.pre2.el6.x86_64                                                                                                              2/4
  Cleanup    : dkms-2.0.10-1.noarch                                                                                                                       3/4
  Cleanup    : iftop-0.17-1.el6.x86_64                                                                                                                    4/4
Installed products updated.
Updated:
  dkms.noarch 0:2.1.0.1-1.el6                                                 iftop.x86_64 0:1.0-0.1.pre2.el6
Complete!</span>
</epel></span></pre>
<h2 style="background-color: white; color: #111111; font-family: Arial, 'Helvetica Neue', Helvetica, sans-serif; font-size: 20px; font-weight: normal; line-height: 32px; margin: 41px 0px 14px; padding: 0px; word-wrap: break-word;">
</h2>
</div>
</div>