MetricKit Instrumentationedit

Available for iOS 13 and greater, the agent provides instrumentation of key MetricKit data points: * Application Launch times * Application responsiveness * Application exit counts

Technical details on the metric generated can be found in the Mobile spec

application.launch.timeedit

This histogram metric provides launch duration broken down by first draw, first draw (optimized), and resumed. More details about the MetricKit data point can be found in the Apple documentation.

application.responsiveness.hangtimeedit

A histogram of the different durations of time in which the app is too busy to handle user interaction responsively. More details about the MetricKit data point can be found in the Apple documentation.

application.exitsedit

A count of application exits categorized by various attributes: foreground or background, and normal or abnormal, where abnormal exits are further subdivided. More details can be found in the Apple documentation.