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Mastering OpenStack

You're reading from   Mastering OpenStack Implement the latest techniques for designing and deploying an operational, production-ready private cloud

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Product type Paperback
Published in Nov 2024
Publisher Packt
ISBN-13 9781835468913
Length 392 pages
Edition 3rd Edition
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Author (1):
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Omar Khedher Omar Khedher
Author Profile Icon Omar Khedher
Omar Khedher
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Toc

Table of Contents (17) Chapters Close

Preface 1. Part 1: Architecting the OpenStack Ecosystem
2. Chapter 1: Revisiting OpenStack – Design Considerations FREE CHAPTER 3. Chapter 2: Kicking Off the OpenStack Setup – The Right Way (DevSecOps) 4. Chapter 3: OpenStack Control Plane – Shared Services 5. Chapter 4: OpenStack Compute – Compute Capacity and Flavors 6. Chapter 5: OpenStack Storage – Block, Object, and File Shares 7. Chapter 6: OpenStack Networking – Connectivity and Managed Service Options 8. Part 2: Operating the OpenStack Cloud Environment
9. Chapter 7: Running a Highly Available Cloud – Meeting the SLA 10. Chapter 8: Monitoring and Logging – Remediating Proactively 11. Chapter 9: Benchmarking the Infrastructure – Evaluating Resource Capacity and Optimization 12. Part 3: Extending the OpenStack Cloud
13. Chapter 10: OpenStack Hybrid Cloud – Design Patterns 14. Chapter 11: A Hybrid Cloud Hyperscale Use Case – Scaling a Kubernetes Workload 15. Index 16. Other Books You May Enjoy

Workload segregation

The latest features of the Nova service provide different strategies to unlock a fully scalable OpenStack compute infrastructure by means of regions, Availability Zones, host aggregates, and cell concepts. To have a full picture of a large deployment, adopting one or more of those approaches would require the definition of an orchestrator element to dispatch instances in a particular set of hypervisor hosts. At the heart of the launch process of instances is the nova-scheduler service, which determines on which host an instance will be placed. As highlighted in Chapters 1 and 3, the latest OpenStack releases, come with the Placement service, which was introduced in the Newton release. The Placement service works in tandem with the Nova scheduler for a more advanced and granular host pre-filtering selection process. To make the most of the segregation approaches defined in the previous section, it is essential to skim the surface of different compute scheduling...

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