How Clustering in Data Center Changes Plugin Behaviorsbr Atlassian - Maritim Hotel Berlinbr JIRA and Confluence are introducing new product editions with support for high availability and clustering. Depending on your add-on, supporting enterprise-grade deployments of JIRA and Confluence could require updates to your plugin. Get a sneak preview of the application architecture for HA and clustering, and learn how you can ensure your plugin is ready to run in these mission critical installations.