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AD DC Lost Object Count Monitor

Microsoft.Windows.Server.2000.AD.DomainController.LostObjectCount.Monitor (UnitMonitor)

Knowledge Base article:

Summary

Active Directory lost objects Monitor. Monitoring of lost objects in AD.

Configuration

Interval (sec) default 300.

Resolutions

Evaluate every object in the CN=Lost and Found container under the root domain and delete or move objects appropriately.

Additional

See alerts generated by this monitor for additional details.

Element properties:

TargetMicrosoft.Windows.Server.2000.AD.DomainControllerRole
Parent MonitorSystem.Health.PerformanceState
CategoryPerformanceHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.Windows.Server.2000.AD.DomainController.LostObjectCount.Monitortype
RemotableFalse
AccessibilityPublic
Alert Message

The Lost Object Counter is above the configured threshold

The Lost Object Counter is above the configured threshold. The current value is {0}.
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.Windows.Server.2000.AD.DomainController.LostObjectCount.Monitor" Accessibility="Public" Enabled="onStandardMonitoring" Target="AD2000Core!Microsoft.Windows.Server.2000.AD.DomainControllerRole" ParentMonitorID="SystemHealth!System.Health.PerformanceState" Remotable="false" Priority="Normal" TypeID="Microsoft.Windows.Server.2000.AD.DomainController.LostObjectCount.Monitortype" ConfirmDelivery="false">

  <Category>PerformanceHealth</Category>

  <AlertSettings AlertMessage="Microsoft.Windows.Server.2000.AD.DomainController.LostObjectCount.Monitor.AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Value$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="OK" MonitorTypeStateID="OK" HealthState="Success"/>

    <OperationalState ID="Warn" MonitorTypeStateID="Warn" HealthState="Warning"/>

    <OperationalState ID="Error" MonitorTypeStateID="Error" HealthState="Error"/>

  </OperationalStates>

  <Configuration>

    <IntervalSeconds>300</IntervalSeconds>

    <LostObjectCountWarningThreshold>15</LostObjectCountWarningThreshold>

    <LostObjectCountErrorThreshold>100</LostObjectCountErrorThreshold>

  </Configuration>

</UnitMonitor>