IBM提交建设云计算环境的参考架构Introduction and Architecture Overview IBM Cloud Computing Reference Architecture 2.0.doc

Introduction and Architecture Overview IBM Cloud Computing Reference Architecture 2.0 Document History Document Location This is a snapshot of an on-line document. Paper copies are valid only on the day they are printed. Refer to the author if you are in any doubt about the currency of this document. Revision History Date of this revision: 02-28-11 Date of next revision: to be defined Revision Number Revision Date Summary of Changes Changes marked 1.0 02-28-11 1.0 Submission to Open Group N Contents Document History 2 Document Location 2 Revision History 2 1. Introduction 5 1.1. Description 5 1.2. Purpose 5 1.3. How to use this work product? 6 1.4. SOA and Cloud 6 1.5. Using the SOA RA with the CCRA 8 2. IBM Cloud Computing Reference Architecture (CC RA) Overview 11 2.1. Introduction 11 2.2. Roles 12 . Cloud Service Consumer 12 . Cloud Service Provider 12 . Cloud Service Creator 12 2.3. Architectural Elements 13 2.3.1. Cloud Service Consumer 13 . Cloud Service Integration Tools 13 . Consumer In-house IT 14 2.3.2. Cloud Service Provider 15 . Cloud Services 15 .1. Cloud service models 16 .1.1. Infrastructure-as-a-Service 17 .1.2. Platform-as-a-Service 17 .1.3. Software-as-a-Service 17 .1.4. Business-Process-as-a-Service 17 .2. Cloud service creation ecosystem aspects 17 . Infrastructure 19 . Common Cloud Management Platform (CCMP) 21 .1. BSS – Business Support Services 24 .2. OSS – Operational Support Services 26 . Security, Resiliency, Performance Consumability 27 2.3.3. Cloud Service Creator 28 . Service Development Tools 28 3. CC Reference Architecture: Architectural Principles and Related Guidance 29 3.1. CC RA-Specific Architectural Principles 29 3.1.1. Origins of the Term Architectural Principle 29 3.1.2. Principle 1: Design for Cloud-Scale Efficiencies 30 3.1.3. Principle 2: Support Lean Service Management 31 3.1.4. Principle 3: Identify and Leverage Commonalities 33 3.1.5. Principle 4: Define and Manage Cloud Services generically along their Lifecycle