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Reliable Time Server Monitor

Microsoft.Windows.AD.DomainMemberPerspective.Availability.Gtimeserver.Monitor (UnitMonitor)

Monitors the availability of the domain by attempting to locate a reliable time server.

Knowledge Base article:

Summary

This monitor verifies that at least one reliable time server is available.

It will perform a 'nltest /dsgetdc: /gtimeserv' operation per the specified configuration interval.

Configuration

IntervalSeconds: How frequently the monitor is run (seconds)

Causes

Possible causes include the following:

Resolutions

Ensure that the domain is online and functioning correctly.

Ensure that at least one DC is configured as a reliable time server.

External

For more information, see:

Element properties:

TargetMicrosoft.Windows.Server.AD.DomainMemberPerspective
Parent MonitorSystem.Health.AvailabilityState
CategoryCustom
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.Windows.AD.DomainMemberPerspective.Availability.Gtimeserver.Monitortype
RemotableFalse
AccessibilityPublic
Alert Message
The Reliable Time Server health monitor has failed.
{0}
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.Windows.AD.DomainMemberPerspective.Availability.Gtimeserver.Monitor" Accessibility="Public" Enabled="true" Target="AD!Microsoft.Windows.Server.AD.DomainMemberPerspective" ParentMonitorID="SystemHealth!System.Health.AvailabilityState" Remotable="false" Priority="Normal" TypeID="Microsoft.Windows.AD.DomainMemberPerspective.Availability.Gtimeserver.Monitortype" ConfirmDelivery="false">

  <Category>Custom</Category>

  <AlertSettings AlertMessage="Microsoft.Windows.AD.DomainMemberPerspective.Availability.Gtimeserver.Monitor.AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/Property[@Name='ErrorString']$</AlertParameter1>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

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

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

  </OperationalStates>

  <Configuration>

    <IntervalSeconds>300</IntervalSeconds>

    <TimeoutSeconds>300</TimeoutSeconds>

  </Configuration>

</UnitMonitor>