concept Hystrix command in category microservice

This is an excerpt from Manning's book Spring Microservices in Action. Login to get full access to this book.

Figure 5.8. Hystrix command tied to segregated thread pools

Hystrix allows you to define a custom concurrency strategy that will wrap your Hystrix calls and allows you to inject any additional parent thread context into the threads managed by the Hystrix command. To implement a custom HystrixConcurrency-Strategy you need to carry out three actions: