How To Install Memcached on Ubuntu 16.04 LTS

r00t February 12, 2017

Install Memcached on Ubuntu 16.04 LTS

In this tutorial we will show you how to install and configuration Memcached on Ubuntu 16.04 LTS server. For those of you who didn’t know, Memcached is a system daemon that allows you to cache information on RAM memory, this allows you better app speeds and avoid bad performance on your dedicated or vps server. It is very useful for optimizing dynamic websites and enabled speed by caching objects in memory.

This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo’ to the commands to get root privileges. I will show you through the step by step installation Memcached on a Ubuntu 16.04 (Xenial Xerus) server.

Install Memcached on Ubuntu 16.04 LTS

Step 1. First make sure that all your system packages are up-to-date by running these following apt-get commands in the terminal.

Step 2.  Installing Memcached.

Now use following command to install memcached service on your system:

Step 3. Configuration Memcached.

The default configuration file can be found at:

When started, Memcached will start on port 11211 by default per the default configuration file:

Exit and save the configuration file, and then restart Memcached:

Install Memcached extension for PHP

You will also need to install required php extension for memcached:

Now, we can restart Apache so that the changes take place:

To test PHP, create a test file named info.php with he content below. Save the file, then browse to it to see if PHP is working:

Try to access it at http://your_server_ip/info.php . If the PHP info page is rendered in your browser then everything looks good and you are ready to proceed further.

Install Memcached on Ubuntu 16.04 LTS

Congratulation’s! You have successfully installed Memcached. Thanks for using this tutorial for installing Memcached on Ubuntu 16.04 LTS  (Xenial Xerus) system. For additional help or useful information, we recommend you to check the official Memcached web site.

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