Elastic Stack, also known as the ELK Stack, is a powerful tool for centralized logging, analysis, and visualization of data. Here are the steps to get started with Elastic Stack by installing Elasticsearch:
Download Elasticsearch: You can download the latest version of Elasticsearch from the official website at https://www.elastic.co/downloads/elasticsearch.
Install Java: Elasticsearch requires Java 8 or later to run. If you don't have Java installed, you can download and install it from the official website at https://java.com/download.
Install Elasticsearch: Extract the downloaded Elasticsearch archive file to your desired location. You can extract it to the default location of /usr/share/elasticsearch/ or to a custom location of your choice.
Start Elasticsearch: You can start Elasticsearch by running the following command in the terminal:
Verify installation: To verify that Elasticsearch is installed and running correctly, open your web browser and access the URL http://localhost:9200. You should see a JSON response that confirms that Elasticsearch is running and provides information about your installation.
Configure Elasticsearch: You can configure Elasticsearch by modifying the configuration file located at config/elasticsearch.yml. This file contains various settings, such as the cluster name, node name, and network settings.
Install plugins: You can install plugins to extend the functionality of Elasticsearch. You can install plugins using the plugin manager by running the following command in the terminal:
./bin/elasticsearch-plugin install <plugin-name>
By following these steps, you should be able to successfully install Elasticsearch and get started with Elastic Stack. Keep in mind that these steps are for a basic installation and that there are many more advanced configuration options and plugins available for Elasticsearch.