In this tutorial, we will show you how to install and configure the ELK Stack on Debian 9. ELK stack is a collection of three open-source products, Elasticsearch, Logstash, and Kibana and is a robust solution for searching, analyzing and visualizing data. Elasticsearch is a distributed, RESTful search and analytics NoSQL engine based on Lucene, Logstash is a light-weight data processing pipeline for managing events and logs from a wide variety of sources and Kibana is a web application for visualizing data that works on top of Elasticsearch. This ELK Stack tutorial should work on other Linux VPS systems as well but was tested and written for a Debian 9 VPS. Installing ELK Stack on Debian 9 is an easy and straightforward task, just follow the steps below, and you should have it installed in less then 10 minutes.