BigDataStack delivers a complete high-performant stack of technologies addressing the needs of data operations and applications. The main objective of the dimensioning, modelling and interaction services building block of the overall BigDataStack environment is to provide all the interaction mechanisms, including the Process Modelling framework, the Data Toolkit, the Dimensioning Workbench, and the Visualization environment. These are required in order to exploit the added-value services of the “underlying” BigDataStack data-driven infrastructure management and the Data as a Service offerings.