Hands-On Troubleshooting for Distributed Tracing — Catching Traces That Break and Disappear with OpenTelemetry

Reproduce firsthand the problems that arise in a microservice flow from order API → payment → inventory → Kafka → consumer → batch: traces breaking, growing to thousands of spans and silently being dropped, or disappearing from dashboards. Then fix them in symptom → diagnosis → resolution order, completing traces and dashboards that work end to end.