Book Image

VMware vSphere 5.x Datacenter Design Cookbook

By : Hersey Cartwright
Book Image

VMware vSphere 5.x Datacenter Design Cookbook

By: Hersey Cartwright

Overview of this book

Table of Contents (19 chapters)
VMware vSphere 5.x Datacenter Design Cookbook
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Identifying the design factors


The design factors are the primary considerations that influence the design. These factors define the function that the design must accomplish, how it should accomplish it, and what may prevent the design from accomplishing it.

How to do it…

The design factors encompass much more than just the physical resources, such as the CPU, memory, and storage, necessary to run workloads in a virtual environment.

Identifying the design factors needs the following requirements:

  • Functional and nonfunctional requirements

  • Constraints

  • Assumptions

  • Risks

How it works…

Requirements define what a design must do and how it should do it. Requirements can be business or technical. There are two types of requirements: functional and nonfunctional. The requirements should be clearly defined. A good design requirement is verifiable, traceable, feasible, and specific.

Functional requirements specify a specific function of the design or simply what a design must do. Functional requirements can...