Service Mesh Interview Questions
Practice 5 Service Mesh interview questions across every experience level. Think through each one, then reveal the model answer.
5 questions
VirtualService vs DestinationRule
In Istio, what's the difference between a VirtualService and a DestinationRule? When would you use each?
JuniorbeginnerIstio Retries and Retry Amplification
How do you configure retries in Istio, and what's the danger of being too aggressive with them?
MidintermediateWeighted Canary Rollout with Istio
Walk me through how you'd canary a new version of a service with Istio. Say you want to start at 5% traffic to v2 and ramp up.
MidintermediateIstio Circuit Breakers and Outlier Detection
How do you implement a circuit breaker in Istio? Explain the difference between the connection pool limits and outlier detection.
SenioradvancedDebugging an Istio Traffic Policy That Isn't Working
You applied a VirtualService that splits traffic 80/20 between v1 and v2 of a service, but in production all traffic still goes to v1. Walk me through how you'd debug it.
Senioradvanced