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UNIX/Linux Heartbeat Monitor Type

Microsoft.Unix.WSMan.Heartbeat.MonitorType (UnitMonitorType)

Element properties:

RunAsDefault
AccessibilityPublic
Support Monitor RecalculateFalse

Member Modules:

ID Module Type TypeId RunAs 
DS DataSource Microsoft.Unix.WSMan.TimedEnumerator Default
DisableMonitoring ProbeAction Microsoft.Unix.EnableInstanceMonitoringOverrideAction Default
EnableMonitoring ProbeAction Microsoft.Unix.EnableInstanceMonitoringOverrideAction Default
ErrorFilter ConditionDetection System.ExpressionFilter Default
RepeatEventCondition ConditionDetection System.ConsolidatorCondition Default
SuccessFilter ConditionDetection System.ExpressionFilter Default

Overrideable Parameters:

IDParameterTypeSelectorDisplay NameDescription
Intervalint$Config/Interval$IntervalInterval in seconds that the Heartbeat Monitor runs.
SyncTimestring$Config/SyncTime$SyncTimeTime of day the Heartbeat Monitor syncs at.
MissedHeartbeatsint$Config/MissedHeartbeats$Missed HeartbeatsThe number of heartbeats that must fail before an alert is generated.
MissedWindowSecondsint$Config/MissedWindowSeconds$Missed Heartbeat Window (seconds)The window (in seconds) in which the Missed Heartbeat count must be reached in order to generate an alert. Must be greater than Missed Heartbeats * Interval.

Source Code:

<UnitMonitorType ID="Microsoft.Unix.WSMan.Heartbeat.MonitorType" Accessibility="Public">

  <MonitorTypeStates>

    <MonitorTypeState ID="Available"/>

    <MonitorTypeState ID="NotAvailable"/>

  </MonitorTypeStates>

  <Configuration>

    <xsd:element name="Interval" type="xsd:int"/>

    <xsd:element name="SyncTime" type="xsd:string" minOccurs="0" maxOccurs="1"/>

    <xsd:element name="MissedHeartbeats" type="xsd:integer" minOccurs="0" default="2"/>

    <xsd:element name="MissedWindowSeconds" type="xsd:integer" minOccurs="0" default="630"/>

  </Configuration>

  <OverrideableParameters>

    <OverrideableParameter ID="Interval" ParameterType="int" Selector="$Config/Interval$"/>

    <OverrideableParameter ID="SyncTime" ParameterType="string" Selector="$Config/SyncTime$"/>

    <OverrideableParameter ID="MissedHeartbeats" Selector="$Config/MissedHeartbeats$" ParameterType="int"/>

    <OverrideableParameter ID="MissedWindowSeconds" Selector="$Config/MissedWindowSeconds$" ParameterType="int"/>

  </OverrideableParameters>

  <MonitorImplementation>

    <MemberModules>

      <DataSource ID="DS" TypeID="Microsoft.Unix.WSMan.TimedEnumerator">

        <TargetSystem>$Target/Property[Type="Microsoft.Unix.Computer"]/NetworkName$</TargetSystem>

        <Uri>http://schemas.microsoft.com/wbem/wscim/1/cim-schema/2/SCX_Agent?__cimnamespace=root/scx</Uri>

        <Filter/>

        <OutputErrorIfAny>true</OutputErrorIfAny>

        <SplitItems>false</SplitItems>

        <Interval>$Config/Interval$</Interval>

        <SyncTime>$Config/SyncTime$</SyncTime>

      </DataSource>

      <ProbeAction ID="EnableMonitoring" TypeID="Microsoft.Unix.EnableInstanceMonitoringOverrideAction">

        <ManagedEntityId>$Target/Id$</ManagedEntityId>

        <Value>true</Value>

      </ProbeAction>

      <ProbeAction ID="DisableMonitoring" TypeID="Microsoft.Unix.EnableInstanceMonitoringOverrideAction">

        <ManagedEntityId>$Target/Id$</ManagedEntityId>

        <Value>false</Value>

      </ProbeAction>

      <ConditionDetection ID="RepeatEventCondition" TypeID="System!System.ConsolidatorCondition">

        <Consolidator>

          <ConsolidationProperties/>

          <TimeControl>

            <WithinTimeSchedule>

              <Interval>$Config/MissedWindowSeconds$</Interval>

            </WithinTimeSchedule>

          </TimeControl>

          <CountingCondition>

            <Count>$Config/MissedHeartbeats$</Count>

            <CountMode>OnNewItemTestOutputRestart_OnTimerRestart</CountMode>

          </CountingCondition>

        </Consolidator>

      </ConditionDetection>

      <ConditionDetection ID="ErrorFilter" TypeID="System!System.ExpressionFilter">

        <Expression>

          <Exists>

            <ValueExpression>

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

            </ValueExpression>

          </Exists>

        </Expression>

      </ConditionDetection>

      <ConditionDetection ID="SuccessFilter" TypeID="System!System.ExpressionFilter">

        <Expression>

          <Not>

            <Expression>

              <Exists>

                <ValueExpression>

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

                </ValueExpression>

              </Exists>

            </Expression>

          </Not>

        </Expression>

      </ConditionDetection>

    </MemberModules>

    <RegularDetections>

      <RegularDetection MonitorTypeStateID="Available">

        <Node ID="EnableMonitoring">

          <Node ID="SuccessFilter">

            <Node ID="DS"/>

          </Node>

        </Node>

      </RegularDetection>

      <RegularDetection MonitorTypeStateID="NotAvailable">

        <Node ID="DisableMonitoring">

          <Node ID="RepeatEventCondition">

            <Node ID="ErrorFilter">

              <Node ID="DS"/>

            </Node>

          </Node>

        </Node>

      </RegularDetection>

    </RegularDetections>

  </MonitorImplementation>

</UnitMonitorType>