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VMware vSphere 6.x Datacenter Design Cookbook - Second Edition by Hersey Cartwright

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Identifying design requirements

The design requirements specify the functions that the design must perform and the objectives that the design must meet.

There are two types of requirements: functional requirements and nonfunctional requirements. Functional requirements specify the objectives or functions that a design must meet. Nonfunctional requirements define how the design accomplishes the functional requirements.

Typical functional requirements include the following:

  • Business goals
  • Business rules
  • Legal, regulatory, and compliance requirements
  • Application system requirements
  • Technical requirements
  • Administrative functions

Typical nonfunctional requirements include the following:

  • Performance
  • Security
  • Capacity
  • Availability
  • Manageability
  • Recoverability

When ...

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