SAP BusinessObjects Business Intelligence platform
BusinessObjects Enterprise XI Release 2 Sizing Recommendations Guide
"Enterprise System sizing involves the process of determining how many resources are required to support a given workload. There are three different aspects to consider when designing a scalable reporting application: the application itself, the security and system data, and the actual hardware and configuration. Large deployments are often quite complex and it is critical to recognize the set of factors that can influence these three aspects of scalability."