How to install eAccelerator on CentOS

Download  eAccelerator :
# wget http://downloads.sourceforge.net/project/eaccelerator/eaccelerator/eAccelerator%200.9.6.1/eaccelerator-0.9.6.1.zip

# unzip eaccelerator-0.9.6.1.zip

# cd eaccelerator-0.9.6.1


# /usr/local/bin/phpize
or
# phpize

If you are getting below error while using the command "phpize" , then you need to install the missing package.

-bash: phpize: command not found

On php 5.2
# yum install php-devel

On php 5.3
# yum install php53-devel


# ./configure --enable-eaccelerator=shared --with-php-config=/usr/local/bin/php-config
or
# ./configure


# make
# make install

Grep the php.ini file
# php -i | grep php.ini
Configuration File (php.ini) Path => /usr/local/etc/php5/cgi
Loaded Configuration File => /usr/local/etc/php5/cgi/php.ini

Open php.ini file
# vi /usr/local/etc/php5/cgi/php.ini

Add the below line at the end of  the php.ini file.
extension="eaccelerator.so"

Restart the Apache 
# /etc/init.d/httpd restart

Check whether eAcceleartor has installed or not
# php -v

PHP 5.3.22 (cli) (built: Feb 23 2013 23:45:01)

Copyright (c) 1997-2013 The PHP Group

Zend Engine v2.3.0, Copyright (c) 1998-2013 Zend Technologies

    with eAccelerator v0.9.6.1, Copyright (c) 2004-2010 eAccelerator, by eAccelerator


Thats it !!