Cloud Computing: Principles and Paradigms

Chapter 4. THE ENTERPRISE CLOUD COMPUTING PARADIGM

TARIQ ELLAHI, BENOIT HUDZIA, HUI LI, MAIK A. LINDNER, and PHILIP ROBINSON

INTRODUCTION

Cloud computing is still in its early stages and constantly undergoing changes as new vendors, offers, services appear in the cloud market. This evolution of the cloud computing model is driven by cloud providers bringing new services to the ecosystem or revamped and efficient exiting services primarily triggered by the ever changing requirements by the consumers. However, cloud computing is predominantly adopted by start-ups or SMEs so far, and wide-scale enterprise adoption of cloud computing model is still in its infancy. Enterprises are still carefully contemplating the various usage models where cloud computing can be employed to support their business operations. Enterprises will place stringent requirements on cloud providers to pave the way for more widespread adoption of cloud computing, leading to what is known as the enterprise cloud paradigm computing. Enterprise cloud computing is the alignment of a cloud computing model with an organization's business objectives (profit, return on investment, reduction of operations costs) and processes. This chapter explores this paradigm with respect to its motivations, objectives, strategies and methods.

Section 4.2 describes a selection of deployment models and strategies for enterprise cloud computing, while Section 4.3 discusses the issues of moving [traditional] enterprise applications to the ...