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How health monitoring works

Individual health monitors have a set of policies that trigger alerts when certain conditions and occur. Understanding how health monitoring works can help you respond to problems and control future alerts.

Health monitoring consists of the following components:

Each health monitor is made up of the following key elements:

A health monitor continuously monitors and validates the resources in its subsystem for condition or state changes. When a condition or state change matches a rule expression in a health policy, the health monitor raises an alert. An alert causes the subsystem's health status and the overall system health status to become degraded.