Microservices 面试题与答案

Question: Explain the concept of 'Blue-Green Deployment' in microservices.

Answer: Blue-Green Deployment is a release management strategy where two identical environments, 'Blue' (live) and 'Green' (inactive), are maintained. The switch between them allows for zero-downtime deployments.

Example:

Routing traffic from the 'Blue' environment to 'Green' after a successful deployment for testing.