This documentation contains work-in-progress information for future Elastic Stack and Cloud releases. Use the version selector to view supported release docs. It also contains some Elastic Cloud serverless information. Check out our serverless docs for more details.
Rolling upgrade
editRolling upgrade
editWhen upgrading to Elasticsearch 8.0 and later, you must first upgrade to 7.17 whether you opt to perform a rolling upgrade (upgrade one node at a time) or a full-cluster restart upgrade. For more information about upgrading, refer to Upgrading to Elastic 8.17.0.