Architecting the Cloud: Design Decisions for Cloud Computing Service Models (SaaS, PaaS, and IaaS) -- Copyright -- Contents -- Foreword -- Preface -- Overview of the Contents -- As You Begin -- Acknowledgments -- About the Author -- Chapter 1: Why Cloud, Why Now? -- Evolution of Cloud Computing -- Enter the Cloud -- Start-Up Case Study: Instagram, from Zero to a Billion Overnight -- Established Company Case Study: Netflix, Shifting from On-Premises to the Cloud -- Government Case Study: NOAA, E-mail, and Collaboration in the Cloud -- Not-for-Profit Case Study: Obama Campaign, Six-Month Shelf-Life with One Big Peak -- Summary -- References -- Chapter 2: Cloud Service Models -- Infrastructure as a Service -- Platform as a Service -- Software as a Service -- Deployment Models -- Summary -- References -- Chapter 3: Cloud Computing Worst Practices -- Avoiding Failure When Moving to the Cloud -- Migrating Applications to the Cloud -- Misguided Expectations -- Misinformed about Cloud Security -- Selecting a Favorite Vendor, Not an Appropriate Vendor -- Outages and Out-of-Business Scenarios -- Underestimating the Impacts of Organizational Change -- Skills Shortage -- Misunderstanding Customer Requirements -- Unexpected Costs -- Summary -- References -- Chapter 4: It Starts with Architecture -- The Importance of Why, Who, What, Where, When, and How -- Start with the Business Architecture -- Identify the Problem Statement (Why) -- Evaluate User Characteristics (Who) -- Identify Business and Technical Requirements (What) -- Visualize the Service Consumer Experience (Where) -- Identify the Project Constraints (When and with What) -- Understand Current State Constraints (How) -- Summary -- References -- Chapter 5: Choosing the Right Cloud Service Model -- Considerations When Choosing a Cloud Service Model -- When to Use SaaS -- When to Use PaaS.

When to Use IaaS -- Common Cloud Use Cases -- Cloud Bursting -- Archiving/Storage -- Data Mining and Analytics -- Test Environments -- Summary -- References -- Chapter 6: The Key to the Cloud: RESTful Services -- Why REST? -- The Challenges of Migrating Legacy Systems to the Cloud -- Summary -- References -- Chapter 7: Auditing in the Cloud -- Data and Cloud Security -- Auditing Cloud Applications -- Regulations in the Cloud -- Audit Design Strategies -- Summary -- References -- Chapter 8: Data Considerations in the Cloud -- Data Characteristics -- Physical Characteristics -- Performance Requirements -- Volatility -- Volume -- Regulatory Requirements -- Transaction Boundaries -- Retention Period -- Multitenant or Single Tenant -- Choosing Data Store Types -- Key-Value Store -- Column Store -- Document Store -- Graph Database -- Other Storage Options -- Summary -- Reference -- Chapter 9: Security Design in the Cloud -- The Truth about Data in the Cloud -- How Much Security Is Required -- Responsibilities for Each Cloud Service Model -- Security Strategies -- Areas of Focus -- Policy Enforcement -- Encryption -- Key Management -- Web Security -- API Management -- Patch Management -- Logging, Monitoring, and Auditing -- Summary -- References -- Chapter 10: Creating a Centralized Logging Strategy -- Log File Uses -- Logging Requirements -- Direct Logs to an Isolated Storage Area -- Standardize Log Formats -- Summary -- Reference -- Chapter 11: SLA Management -- Factors That Impact SLAs -- Defining SLAs -- Managing Vendor SLAs -- Summary -- References -- Chapter 12: Monitoring Strategies -- Proactive vs. Reactive Monitoring -- What Needs to Be Monitored? -- Monitoring Strategies by Category -- Performance -- Throughput -- Quality -- KPIs -- Security -- Compliance -- Monitoring by Cloud Service Level -- Summary -- Reference.

Chapter 13: Disaster Recovery Planning -- What Is the Cost of Downtime? -- Disaster Recovery Strategies for IaaS -- Recovering from a Disaster in the Primary Data Center -- Classic Backup and Restore Method -- Active-Passive Cold -- Active-Passive Warm -- Active-Active Hot -- Disaster Recovery Strategies for PaaS -- Disaster Recovery Strategies for SaaS -- Disaster Recovery Hybrid Clouds -- Hybrid IaaS Proprietary -- Hybrid IaaS Open -- Hybrid PaaS -- Summary -- Chapter 14: Leveraging a DevOps Culture to Deliver Software Faster and More Reliably -- Developing the DevOps Mind-Set -- Automate Infrastructure -- Automate Deployments -- Design Feature Flags -- Measure, Monitor, and Experiment -- Continuous Integration and Continuous Delivery -- Summary -- References -- Chapter 15: Assessing the Organizational Impact of the Cloud Model -- Enterprise Model vs. Elastic Cloud Model -- IT Impact -- Business Impacts -- Accounting and Finance -- Legal -- Sales -- Human Resources -- Organization Change Planning -- Change in the Real World -- Summary -- References -- Chapter 16: Final Thoughts -- The Cloud Is Evolving Rapidly -- Cloud Culture -- New Business Models -- PaaS Is the Game Changer -- Summary -- Index.