BigData Training Architect II in Content
Elastic Stack products have a relatively high velocity of releases. In order to maintain your cluster and stay up to date with the latest bug fixes and feature enhancements, you will need to know how to update an Elasticsearch cluster. In this activity, you will update a single Elasticsearch node but we are going to pretend that it is apart of a large production cluster with dozens of nodes. Therefore, the way you upgrade your Elasticsearch node will need to adhere to the live-rolling update procedure that ensures zero downtime of the cluster and 100% data availability throughout the upgrade process.