Performance and scalability: How various service-level requirements are related to each other

  1. During the initial phases, an architect has to define the quality of service measurement for each of the service-level requirements. Some of the nonfunctional or service-level requirements of system architecture are: • Scalability • Maintainability • Reliability • Availability • Extensibility • Performance • Manageability • Security How are these related to each other? What are the trade-offs?
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