Architecture and Patterns for IT Service Management, Resource Planning, and Governance, 2nd Edition

Chapter 2

Architecture Approach

Publisher Summary

This chapter establishes a series of related principles that both support the architectural analysis and serve as high-level scoping and requirements for the value system. The chapter attempts to build a new kind of process framework for large scale IT management in the enterprise. The concept of an overall IT value chain and the four major, long-lived value streams of large-scale enterprise information technology (application services, infrastructure services, IT assets, and IT technology products) are discussed in the chapter. The shorter IT processes are also elaborated. The process architecture is represented as a set of larger-grained lifecycles that are acted upon by a series of well- ...