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Solutions Architect's Handbook - Second Edition

You're reading from  Solutions Architect's Handbook - Second Edition

Product type Book
Published in Jan 2022
Publisher Packt
ISBN-13 9781801816618
Pages 590 pages
Edition 2nd Edition
Languages
Authors (2):
Saurabh Shrivastava Saurabh Shrivastava
Profile icon Saurabh Shrivastava
Neelanjali Srivastav Neelanjali Srivastav
Profile icon Neelanjali Srivastav
View More author details

Table of Contents (22) Chapters

Preface 1. The Meaning of Solution Architecture 2. Solution Architects in an Organization 3. Attributes of the Solution Architecture 4. Principles of Solution Architecture Design 5. Cloud Migration and Hybrid Cloud Architecture Design 6. Solution Architecture Design Patterns 7. Performance Considerations 8. Security Considerations 9. Architectural Reliability Considerations 10. Operational Excellence Considerations 11. Cost Considerations 12. DevOps and Solution Architecture Framework 13. Data Engineering for Solution Architecture 14. Machine Learning Architecture 15. The Internet of Things Architecture 16. Quantum Computing 17. Rearchitecting Legacy Systems 18. Solution Architecture Document 19. Learning Soft Skills to Become a Better Solution Architect 20. Other Books You May Enjoy
21. Index

Scaling your architecture

Let's continue with the e-commerce website example by considering a modern three-tier architecture, and see how we can achieve elasticity at a different layer of the application. Here, we are only targeting the elasticity and scalability aspects of architecture design. You will learn more about this in Chapter 6, Solution Architecture Design Patterns. Figure 3.3 shows a three-tier architecture diagram of the AWS cloud tech stack.

Figure 3.3: Scaling three-tier architecture

You can see a lot of components in this figure, including the following:

  • Virtual server (Amazon Elastic Cloud Compute)
  • Database (Amazon RDS)
  • Load balancer (Amazon Elastic Load Balancer)
  • DNS server (Amazon Route53)
  • CDN service (Amazon CloudFront)
  • Network boundary (VPC) and object store (Amazon S3)

As can be seen in Figure 3.3, there is a fleet of web and application servers behind the load balancer. In this architecture...

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