VMware vCloud® Architecture Toolkit (vCAT): Technical and Operational Guidance for Cloud Success

Appendix G. Capacity Planning

Capacity forecasting provides an efficient way to acquire the appropriate amount of physical resources to support the increased demand for the vCloud. This allows for the growth of vCloud to be planned and included in the service providers’ budgetary process and reduces the likelihood of “panic buying,” which generally increases costs dramatically and undermines standardization efforts. Capacity planning also reduces the likelihood of last-minute surprises, such as a lack of available space or power to support the new vCloud infrastructure components.

From a vCloud perspective, the provider virtual datacenter and organization virtual datacenter constructs simplify capacity management, but it is potentially complicated ...