Custom Instrumentation Overview with the Ruby Agent

The New Relic Ruby agent automatically collects many metrics however, you may see large Application Code segments in transaction trace details with few additional details. You can use the APM Agent API to add custom instrumentation to add details and get a more complete picture of what’s going on in your application.
This tutorial will cover:

1. The difference between custom instrumentation and custom metrics
2. The different types of Custom Instrumentation you can use
3. Examples of when each type of custom instrumentation is most useful