Installing Memcache Extension for PHP

Let’s determine the PHP version installed and also make sure it is in system path.

1. type php -v on you shell, it should show something like PHP 5.2.6 (cli) (built: some date)
2. type whereis php to get the path where PHP is installed in your system.
3. In your accounts home directory create/edit ‘.profile’ file and add ‘export PATH=$PATH:/usr/local/bin‘ where ‘/usr/local/bin‘ is the folder where php executable is installed.

Install PEAR, type following sequence of commands on your shell

1. wget -O go-pear.php
2. php go-pear.php and follow the installation instructions
3. ls -l ~/.pearrc
4. edit the ‘.profile‘ (again) and add export PATH=/home/yourname/pear/bin:$PATH

Finally Install Memcache

1. type pecl install memcache on your shell, it will install memcahce extension for PHP.

Edit php.ini to add ‘‘, to find the exact php.ini file used by your system

1. php -i | grep ‘php.ini’

Restart apache, and you are done  type one of the commands below to do that

1. /etc/init.d/apache  restart , or
2. service httpd restart