How To Install Memcached on Debian 10

Install Memcached on Debian 10

In this tutorial, we will show you how to install Memcached on Debian 10. 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 avoids 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 Debian 10 (Buster) server.

Install Memcached on Debian 10 Buster

Step 1. Before we install any software, it’s important to make sure your system is up to date by running these following apt commands in the terminal:

Step 2.  Installing Memcached on Debian 10.

Run the following command to install Memcached:

Once the installation is completed, the Memcached service will start automatically. You can verify it by checking the status of the service:

Step 3. Configuring Memcached.

The default configuration file can be found at:

Change the settings, Example settings for 1GB caching:

Restart the Memcached service for the changes to take effect:

Step 4. Configure Firewall.

Run the following commands to open the Memcached port in the firewall:

Step 5. Installing Memcached extension for PHP.

To use Memcached as a caching database for your PHP application such as WordPress, you need to install the php-memcached extension:

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

Congratulations! You have successfully installed Memcached. Thanks for using this tutorial for installing Memcached on Debian 10 Buster system. For additional help or useful information, we recommend you to check the official Memcached website.

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