Distributed Tracing (Jaeger, OpenTelemetry)

Summary

Tracking a single request as it flows through multiple microservices, capturing timing at each hop — essential for diagnosing latency issues in distributed systems where logs and metrics alone can't show the full picture.

• 1Read a conceptual explanation of how a trace ID propagates across service calls.
• 2Explore Jaeger's UI (via a demo or local setup) to see a sample distributed trace.
• 3Learn why OpenTelemetry has become the standard, vendor-neutral way to instrument applications for tracing.