How to setup Elastic search on ubuntu 20.04 ?

Introduction

Elasticsearch is a powerful distributed search and analytics engine commonly used for indexing and searching large volumes of data in real-time. Installing Elasticsearch on Ubuntu 20.04 allows you to leverage its capabilities for various applications like log analysis, full-text search, and more. Below is a step-by-step guide to help you set up Elasticsearch on your Ubuntu 20.04 system.

Prerequisites

Before proceeding with the installation, ensure that you have the following prerequisites:

1. Access to a Ubuntu 20.04 system with sudo privileges. 2. Stable internet connection to download necessary packages. 3. Basic knowledge of using the terminal and text editor.

Step-by-Step Guide

Step 1: Add the Elastic GPG Key:

       $ wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add -

Step 2: Add the Elastic APT Repository:

       $ echo "deb https://artifacts.elastic.co/packages/7.x/apt stable main" | sudo tee /etc/apt/sources.list.d/elastic-7.x.list

Step 3: Update Package List and Install Elasticsearch:

       $ sudo apt update $ sudo apt install elasticsearch

Step 4: Configure Elasticsearch:

Edit the Elasticsearch configuration file:

       $ sudo vi /etc/elasticsearch/elasticsearch.yml

Modify the configuration settings as needed. For example:

       network.host: localhost

       cluster.name: my-cluster

Save and exit the editor.

Step 5: Start and Enable Elasticsearch Service:

       $ sudo systemctl start elasticsearch $ sudo systemctl enable elasticsearch

Step 6: Check Elasticsearch Service Status:

       $ sudo systemctl status elasticsearch

Conclusion

You have successfully installed and configured Elasticsearch on your Ubuntu 20.04 system. You can now start leveraging its powerful features for various search and analytics tasks.By following these steps, you've set up Elasticsearch to run on your Ubuntu 20.04 system, providing you with a robust platform for indexing and searching large volumes of data efficiently.

Remember to secure your Elasticsearch installation properly and consider additional configurations based on your specific requirements.