springcloud basic theory study two

Springcloud is one of Spring's projects: https://spring.io
as a java programmer knows that what Spring is best at is integration, taking the world's best framework and integrating it into its own projects.
So SpringCloud is the same. It also integrates some of the most popular technologies in the world to achieve functions such as configuration management, service discovery, intelligent routing,
load balancing, fuses, control buses, cluster status, etc., which mainly involve The components include:
Netflix's related framework components are as follows:
 Eureka: Registration Center
 Zuul: Service Gateway
 Ribbon: Load Balancing
 Feign: Service Call
 Hystix: Fuse