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Node State Monitor

Microsoft.Windows.Cluster.Node.StateMonitoring (UnitMonitor)

Monitors the status of the cluster node

Knowledge Base article:

Summary

This monitor checks the status of a cluster node. If the state is 'Node up', the node is active. If the state is 'Node paused/joining', the node has temporarily suspended activity or is in the process of joining the cluster.

Causes

An unhealthy state for this monitor indicates a problem with the cluster node. View all current alerts from this cluster node using this link:

View Alerts

Resolutions

In case the node is paused, you can attempt to resume this cluster node by using the following link:

Resume Cluster Node

Element properties:

TargetMicrosoft.Windows.Cluster.Node
Parent MonitorSystem.Health.AvailabilityState
CategoryAvailabilityHealth
EnabledTrue
Alert GenerateTrue
Alert SeverityMatchMonitorHealth
Alert PriorityNormal
Alert Auto ResolveTrue
Monitor TypeMicrosoft.Windows.Cluster.CheckState
RemotableTrue
AccessibilityPublic
Alert Message
Cluster Node is not online.
Cluster node {0} in cluster {1} is not running.
RunAsDefault

Source Code:

<UnitMonitor ID="Microsoft.Windows.Cluster.Node.StateMonitoring" Accessibility="Public" Enabled="true" Target="ClusLibrary!Microsoft.Windows.Cluster.Node" ParentMonitorID="Health!System.Health.AvailabilityState" Remotable="true" Priority="Normal" TypeID="ClusLibrary!Microsoft.Windows.Cluster.CheckState" ConfirmDelivery="false">

  <Category>AvailabilityHealth</Category>

  <AlertSettings AlertMessage="Microsoft.Windows.Cluster.Node.StateMonitoring.AlertMessage">

    <AlertOnState>Warning</AlertOnState>

    <AutoResolve>true</AutoResolve>

    <AlertPriority>Normal</AlertPriority>

    <AlertSeverity>MatchMonitorHealth</AlertSeverity>

    <AlertParameters>

      <AlertParameter1>$Target/Property[Type="Windows!Microsoft.Windows.Computer"]/NetworkName$</AlertParameter1>

      <AlertParameter2>$Target/Property[Type="ClusLibrary!Microsoft.Windows.Cluster.Node"]/ClusterName$</AlertParameter2>

    </AlertParameters>

  </AlertSettings>

  <OperationalStates>

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

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

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

  </OperationalStates>

  <Configuration>

    <ClusterObjectName>$Target/Property[Type='ClusLibrary!Microsoft.Windows.Cluster.Node']/NodeName$</ClusterObjectName>

    <PollInterval>360</PollInterval>

    <ClusterObjectClass>MSCLUSTER_Node</ClusterObjectClass>

    <OnlineExpression>

      <SimpleExpression>

        <ValueExpression>

          <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

        </ValueExpression>

        <Operator>Equal</Operator>

        <ValueExpression>

          <Value Type="String">0</Value>

        </ValueExpression>

      </SimpleExpression>

    </OnlineExpression>

    <OnlineExpressionOnDemand>

      <SimpleExpression>

        <ValueExpression>

          <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

        </ValueExpression>

        <Operator>Equal</Operator>

        <ValueExpression>

          <Value Type="String">0</Value>

        </ValueExpression>

      </SimpleExpression>

    </OnlineExpressionOnDemand>

    <PartialExpression>

      <Or>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">2</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">3</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </Or>

    </PartialExpression>

    <PartialExpressionOnDemand>

      <Or>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">2</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

            </ValueExpression>

            <Operator>Equal</Operator>

            <ValueExpression>

              <Value Type="String">3</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </Or>

    </PartialExpressionOnDemand>

    <NotOnlineExpression>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">0</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">2</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='EventNewState']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">3</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </NotOnlineExpression>

    <NotOnlineExpressionOnDemand>

      <And>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">0</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">2</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="String">Property[@Name='State']</XPathQuery>

            </ValueExpression>

            <Operator>NotEqual</Operator>

            <ValueExpression>

              <Value Type="String">3</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </And>

    </NotOnlineExpressionOnDemand>

    <WMIFields>Name, State</WMIFields>

  </Configuration>

</UnitMonitor>