Ask Miss O11y: When should you delete instrumentation?
When do you delete instrumentation? You delete instrumentation when you delete code. Other than that, if you’re doing things right: almost never. One of the best things about honeycomb is that it completely transforms the incentives around preserving instrumentation. With metrics-based tools, the most valuable metrics are always custom metrics. You need to define a custom metric for literally any question you might ever want to ask about the app and its utilization or performance.