Server DNS Windows 2016 e 1709+: tipo di monitoraggio rilevamento overload di query nel server

Microsoft.Windows.DNSServer.2016.DetectServerQueryOverload.UnitMonitorType (UnitMonitorType)

Il monitoraggio rileva il server DNS in overload. Se in un server DNS vengono eseguite molte query in un determinato intervallo di tempo rispetto a una soglia configurata, il monitoraggio diventerà rosso.

Element properties:

Show References:
- Unit Monitors (1)

RunAs	Default
Accessibility	Internal
Support Monitor Recalculate	False

Member Modules:

ID	Module Type	TypeId	RunAs
DS	DataSource	Microsoft.Windows.DNSServer.2016.DNSServerStatistics.DS	Default
Critical.CD	ConditionDetection	System.ExpressionFilter	Default
DeltaCondition	ConditionDetection	System.Performance.DeltaValueCondition	Default
Healthy.CD	ConditionDetection	System.ExpressionFilter	Default
Mapper	ConditionDetection	System.Performance.DataGenericMapper	Default
Warning.CD	ConditionDetection	System.ExpressionFilter	Default

Overrideable Parameters:

ID	ParameterType	Selector	Display Name
QPS_THRESHOLD_YELLOW	double	$Config/QPS_THRESHOLD_YELLOW$	Soglia di avviso delta query ricevute
QPS_THRESHOLD_RED	double	$Config/QPS_THRESHOLD_RED$	Soglia critica delta query ricevute
IntervalSeconds	int	$Config/IntervalSeconds$	Intervallo (secondi)
SyncTime	string	$Config/SyncTime$	Ora di sincronizzazione
TimeoutSeconds	int	$Config/TimeoutSeconds$	Timeout (secondi)

Source Code:

<UnitMonitorType ID="Microsoft.Windows.DNSServer.2016.DetectServerQueryOverload.UnitMonitorType" Accessibility="Internal">

  <MonitorTypeStates>

    <MonitorTypeState ID="Healthy" NoDetection="false"/>

    <MonitorTypeState ID="Warning" NoDetection="false"/>

    <MonitorTypeState ID="Critical" NoDetection="false"/>

  </MonitorTypeStates>

  <Configuration>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="1" name="ComputerName" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="1" name="QPS_THRESHOLD_YELLOW" type="xsd:double"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="1" name="QPS_THRESHOLD_RED" type="xsd:double"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="1" name="IntervalSeconds" type="xsd:integer"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="0" name="SyncTime" type="xsd:string"/>

    <xsd:element xmlns:xsd="http://www.w3.org/2001/XMLSchema" minOccurs="1" name="TimeoutSeconds" type="xsd:integer"/>

  </Configuration>

  <OverrideableParameters>

    <OverrideableParameter ID="QPS_THRESHOLD_YELLOW" Selector="$Config/QPS_THRESHOLD_YELLOW$" ParameterType="double"/>

    <OverrideableParameter ID="QPS_THRESHOLD_RED" Selector="$Config/QPS_THRESHOLD_RED$" ParameterType="double"/>

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

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

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

  </OverrideableParameters>

  <MonitorImplementation>

    <MemberModules>

      <DataSource ID="DS" TypeID="Microsoft.Windows.DNSServer.2016.DNSServerStatistics.DS">

        <ComputerName>$Config/ComputerName$</ComputerName>

        <IntervalSeconds>$Config/IntervalSeconds$</IntervalSeconds>

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

        <TimeoutSeconds>$Config/TimeoutSeconds$</TimeoutSeconds>

      </DataSource>

      <ConditionDetection ID="Mapper" TypeID="Performance!System.Performance.DataGenericMapper">

        <ObjectName>ServerQueryOverloadMonitor</ObjectName>

        <CounterName>TotalQueries</CounterName>

        <InstanceName/>

        <Value>$Data/Property[@Name='TotalQueries']$</Value>

      </ConditionDetection>

      <ConditionDetection ID="DeltaCondition" TypeID="Performance!System.Performance.DeltaValueCondition">

        <NumSamples>1</NumSamples>

        <Absolute>true</Absolute>

      </ConditionDetection>

      <ConditionDetection ID="Healthy.CD" TypeID="System!System.ExpressionFilter">

        <Expression>

          <And>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Double">Value</XPathQuery>

                </ValueExpression>

                <Operator>LessEqual</Operator>

                <ValueExpression>

                  <Value Type="Double">$Config/QPS_THRESHOLD_YELLOW$</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Double">Value</XPathQuery>

                </ValueExpression>

                <Operator>Less</Operator>

                <ValueExpression>

                  <Value Type="Double">$Config/QPS_THRESHOLD_RED$</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </And>

        </Expression>

      </ConditionDetection>

      <ConditionDetection ID="Warning.CD" TypeID="System!System.ExpressionFilter">

        <Expression>

          <And>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Double">Value</XPathQuery>

                </ValueExpression>

                <Operator>Greater</Operator>

                <ValueExpression>

                  <Value Type="Double">$Config/QPS_THRESHOLD_YELLOW$</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

            <Expression>

              <SimpleExpression>

                <ValueExpression>

                  <XPathQuery Type="Double">Value</XPathQuery>

                </ValueExpression>

                <Operator>LessEqual</Operator>

                <ValueExpression>

                  <Value Type="Double">$Config/QPS_THRESHOLD_RED$</Value>

                </ValueExpression>

              </SimpleExpression>

            </Expression>

          </And>

        </Expression>

      </ConditionDetection>

      <ConditionDetection ID="Critical.CD" TypeID="System!System.ExpressionFilter">

        <Expression>

          <SimpleExpression>

            <ValueExpression>

              <XPathQuery Type="Double">Value</XPathQuery>

            </ValueExpression>

            <Operator>Greater</Operator>

            <ValueExpression>

              <Value Type="Double">$Config/QPS_THRESHOLD_RED$</Value>

            </ValueExpression>

          </SimpleExpression>

        </Expression>

      </ConditionDetection>

    </MemberModules>

    <RegularDetections>

      <RegularDetection MonitorTypeStateID="Critical">

        <Node ID="Critical.CD">

          <Node ID="DeltaCondition">

            <Node ID="Mapper">

              <Node ID="DS"/>

            </Node>

          </Node>

        </Node>

      </RegularDetection>

      <RegularDetection MonitorTypeStateID="Warning">

        <Node ID="Warning.CD">

          <Node ID="DeltaCondition">

            <Node ID="Mapper">

              <Node ID="DS"/>

            </Node>

          </Node>

        </Node>

      </RegularDetection>

      <RegularDetection MonitorTypeStateID="Healthy">

        <Node ID="Healthy.CD">

          <Node ID="DeltaCondition">

            <Node ID="Mapper">

              <Node ID="DS"/>

            </Node>

          </Node>

        </Node>

      </RegularDetection>

    </RegularDetections>

  </MonitorImplementation>

</UnitMonitorType>