AppDynamics Cloud provides complete visibility into your application performance across your infrastructure stack. It provides a suite of features that proactively notify you when application entities do not perform as expected, along with the associated context. This helps you preemptively initiate corrective measures or fix the performance issues in real-time.

AppDynamics Cloud determines the health of an entity by the associated health rules and the anomaly detection algorithm. Health refers to the overall status of an entity or group of entities such as Good, Critical, Warning, or Unknown. See Health and Status Violations in the UI.

The following topics help you understand what health rules are and how to effectively define health rules to monitor the performance of various entities in your environment: