Baggage
Application-defined key-value context propagated across service boundaries alongside distributed traces to carry correlation or business metadata.
Boundaries
Baggage is propagated application context and should not be confused with span attributes that remain local to a span unless explicitly copied.
Related Concepts
- Context Propagation
- Trace
- Span
- OpenTelemetry
Source
- https://opentelemetry.io/docs/concepts/signals/baggage/