Tutorial: Distributed Tracing in Ruby with OpenTracing | Scout APM Blog

It's a lot harder connecting the dots of the request lifecycle when the final response is built from a number of separate microservices.However, distributed tracing - which connects a transaction trace across microservices - is getting a lot easier. In this short tutorial, I'll show how to add distributed tracing to your Sinatra web apps via OpenTracing, a vendor-neutral tracing API, and Jaeger, an opensource distributed tracing system.