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Resource Management

Microsoft.Windows.Server.10.0.RemoteDesktopServices.NewUnitMonitor_1 (UnitMonitor)

This object monitors resource requests received by the RD Connection Broker server.

Knowledge Base article:

Summary

RD Connection Broker manages resources such as user sessions, RD Session Host server farm membership, and RD Session Host servers running in redirection mode.

Resolutions

To resolve this issue, check the event ID, and then view the troubleshooting information for that event in the sections below.

Resolution steps for the following event ID: 864

This issue can occur if an RD Session Host server running in redirection mode or an RD Virtualization Host server was disjoined from an RD Connection Broker server, and the RD Connection Broker server was not running.

To resolve this issue, you should start the Remote Desktop Connection Broker service.

To perform this procedure, you must be a member of the Administrators group, or you must have been delegated the appropriate authority.

To start the Remote Desktop Connection Broker service:

1. On the RD Connection Broker server, open the Services console. To open the Services console, click Start, point to Administrative Tools, and then click Services.

2. Right-click RD Connection Broker, point to All Tasks, and then click Start.

Resolution steps for the following event ID: 784

This issue can occur due to the following:

In either case, you must contact the manufacturer of the non-Microsoft plug-in.

Element properties:

TargetMicrosoft.Windows.Server.10.0.RemoteDesktopServicesRole.Service.RDConnectionBroker
Parent MonitorSystem.Health.AvailabilityState
CategoryCustom
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityHigh
Alert Auto ResolveTrue
Monitor TypeMicrosoft.Windows.2SingleEventLogManualReset3StateMonitorType
RemotableTrue
AccessibilityPublic
Alert Message
Resource Management Alert
Event ID: {0} -- Description: {1}
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.Windows.Server.10.0.RemoteDesktopServices.NewUnitMonitor_1" Accessibility="Public" Enabled="true" Target="Microsoft.Windows.Server.10.0.RemoteDesktopServicesRole.Service.RDConnectionBroker" ParentMonitorID="SystemHealth!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="Windows!Microsoft.Windows.2SingleEventLogManualReset3StateMonitorType" ConfirmDelivery="true">

  <Category>Custom</Category>

  <AlertSettings AlertMessage="Microsoft.Windows.Server.10.0.RemoteDesktopServices.NewUnitMonitor_1_AlertMessageResourceID">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>High</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Data/Context/EventDisplayNumber$</AlertParameter1>

      <AlertParameter2>$Data/Context/EventDescription$</AlertParameter2>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

    <OperationalState ID="UIGeneratedOpStateIda15b464f7c404171a8d7117ebf8188a9" MonitorTypeStateID="ManualResetEventRaised" HealthState="Success"/>

    <OperationalState ID="UIGeneratedOpStateId3a8ed604c08a4d008072a522790df114" MonitorTypeStateID="FirstEventRaised" HealthState="Error"/>

    <OperationalState ID="UIGeneratedOpStateId6aa648d930dd48889d1f8ebd832c02f1" MonitorTypeStateID="SecondEventRaised" HealthState="Warning"/>

  </OperationalStates>

  <Configuration>

    <FirstComputerName>$Target/Host/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</FirstComputerName>

    <FirstLogName>Microsoft-Windows-TerminalServices-SessionBroker/Operational</FirstLogName>

    <FirstExpression>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Channel</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">Microsoft-Windows-TerminalServices-SessionBroker/Operational</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="UnsignedInteger">784</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </FirstExpression>

    <SecondComputerName>$Target/Host/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</SecondComputerName>

    <SecondLogName>Microsoft-Windows-TerminalServices-SessionBroker/Operational</SecondLogName>

    <SecondExpression>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Channel</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">Microsoft-Windows-TerminalServices-SessionBroker/Operational</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="UnsignedInteger">EventDisplayNumber</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="UnsignedInteger">864</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </SecondExpression>

  </Configuration>

</UnitMonitor>