In this tutorial, we will show you how to install Erlang on your CentOS 7 server. For those of you who didn’t know, Erlang is a programming language used to build massively scalable soft real-time systems with requirements for high availability. The Erlang runtime system has built-in support for concurrency, distribution and fault tolerance.
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 Erlang on a CentOS 7 server.
Install Erlang on CentOS 7
Step 1. First, let’s start by ensuring your system is up-to-date.
Step 2. Installing Erlang.
Before installing Erlang, we need to install the following prerequisites:
First, use the following commands to add erlang apt repository on CentOS based system:
Now, you can install erlang package on your system using the following command:
Run the following command to verify whether Erlang is installed or not:
Step 3. Erlang Hello World Program.
Let’s start with a hello world program on erlang. First, create file helloworld.erl with the following content:
Add the following content:
Compile the hello world program using below command:
Now, run your program using the below command:
Congratulations! You have successfully installed Erlang. Thanks for using this tutorial for installing Erlang on your CentOS 7 system. For additional help or useful information, we recommend you to check the official Erlang website.