Get instrumentation data on data pipeline

[dcode]

Logstash and Kafka both expose JMX interfaces that can give statistics on throughput and queues.

Logstash has an input plugin for this, though there may be better options:

Plugin: https://www.elastic.co/guide/en/logstash/current/plugins-inputs-jmx.html

JMX analytics on Kafka: https://www.confluent.io/blog/how-we-monitor-and-run-kafka-at-scale-signalfx/

this is a post 2.0 feature

[bndabbs]

@dcode can this be closed and addressed as part of #63?