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Mastering Spring Cloud

You're reading from   Mastering Spring Cloud Build self-healing, microservices-based, distributed systems using Spring Cloud

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Product type Paperback
Published in Apr 2018
Publisher Packt
ISBN-13 9781788475433
Length 432 pages
Edition 1st Edition
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Author (1):
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Piotr Mińkowski Piotr Mińkowski
Author Profile Icon Piotr Mińkowski
Piotr Mińkowski
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Table of Contents (17) Chapters Close

Preface 1. Introduction to Microservices 2. Spring for Microservices FREE CHAPTER 3. Spring Cloud Overview 4. Service Discovery 5. Distributed Configuration with Spring Cloud Config 6. Communication Between Microservices 7. Advanced Load Balancing and Circuit Breakers 8. Routing and Filtering with API Gateway 9. Distributed Logging and Tracing 10. Additional Configuration and Discovery Features 11. Message-Driven Microservices 12. Securing an API 13. Testing Java Microservices 14. Docker Support 15. Spring Microservices on Cloud Platforms 16. Other Books You May Enjoy

Load balancing rules

Spring Cloud Netflix provides different load balancing algorithms in order to provide different benefits to the user. Your choice of supported method depends on your needs. In the Netflix OSS nomenclature, this algorithm is called a rule. The custom rule class should have implemented an IRule base interface. The following implementations are available by default inside Spring Cloud:

  • RoundRobinRule: This rule simply chooses servers using the well-known round robin algorithm, where incoming requests are distributed across all instances sequentially. It is often used as the default rule or fallbacks for more advanced rules, such as ClientConfigEnabledRoundRobinRule and ZoneAvoidanceRule. ZoneAvoidanceRule is the default rule for Ribbon clients.
  • AvailabilityFilteringRule: This rule will skip servers that are marked as circuit tripped or with a high...
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