You can install several instances of Talend Data Preparation in cluster mode if you want to
benefit from a high availability, and a better scalability with your product.
Clustering is the process of grouping together a set of similar physical systems in order to ensure a level of operational continuity and minimize the risk of unplanned downtime, in particular by taking advantage of load balancing and failover features.
This page provides the procedures to set up a cluster for Talend Data Preparation, and optionally Talend Dictionary Service.