Summary

This chapter brought you on a journey where you were able to discover what goes into the definition of physical architecture with a few examples of physical reference architectures. You also discovered key aspects of the architecture driving the best practices. By forming your own physical reference architecture diagram, you learned that you can create an architecture that may be communicated to various operational staff to obtain the desired correct operational readiness state. Proper choices for physical architecture were made in a complete and comprehensive way. No corners were cut in the process so that what was released remains workable in the future. A properly engineered solution should be based on what has been proven to always work and never fail, not on what looks the most convincing at the time. The architecture you produce will be complete and, even if it is incrementally built over many Agile sprints, it will not deviate from the goal. This can easily happen as...