- Use follows from relationship for consumer spans
- https://opentracing.io/docs/best-practices/#tracing-message-bus-scenarios
- Yanked
- Catch load errors when kafka is not present
- Instrumention for open tracing
- Producer apis
- Kafka::Client#deliver_message
- Kafka::Producer#produce
- Consumer apis
- Kafka::Client#each_message
- Kafka::Consumer#each_message