Chapter 4. On service discovery

Question 1

Name 4 concepts shared across all service discovery implementations:

Answer 1

• Service registration
• Client lookup of service address
• Information sharing
• Health monitoring

Question 2

What is a service ID ?

Answer 2

A service ID is a key that uniquely identifies a group of the same service instances.

Question 3

What annotation do you use to tell your application this is an Eureka service ?

Answer 3

@EnableEurekaServer

Question 4

How long will it take for an individual service to register with Eureka Server:

Answer 4

30 seconds. because Eureka requires three consecutive heartbeat pings from the service spaced 10 seconds apart before it will say the service is ready for use