Your question is AWS and Kubernetes Troubleshooting. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Describe how you would troubleshoot an application issue on AWS using Kubernetes, including how you would reason about ingress, services, and pods, and then use Linux tools to isolate the root cause.