Computed Low Threshold Monitor

System.NetworkManagement.ComputedLowThresholdMonitorType (UnitMonitorType)

Computed low threshold monitor type

Element properties:

RunAsDefault
AccessibilityInternal
Support Monitor RecalculateFalse

Member Modules:

ID Module Type TypeId RunAs 
ProbeDS DataSource System.NetworkManagement.Host.ExtendedSnmpQueryProvider Default
ComputePerfValue ConditionDetection System.NetworkManagement.Computation Default
OperationStatusError ConditionDetection System.NetworkManagement.ExpressionFilter Default
OperationStatusSuccess ConditionDetection System.NetworkManagement.ExpressionFilter Default
PerfMapper ConditionDetection System.Performance.DataGenericMapper Default

Overrideable Parameters:

IDParameterTypeSelectorDisplay NameDescription
Intervalint$Config/Interval$IntervalThe number of seconds between monitor execution
NoOfRetriesint$Config/NoOfRetries$Number of RetriesThe number of times the performance data request will retry if it times out
Timeoutint$Config/Timeout$TimeoutThe amount of time (in milliseconds) before the performance data request times out
Thresholdint$Config/Threshold$ThresholdThe threshold under which the performance value is considered unhealthy
NumberOfSamplesint$Config/NumberOfSamples$Number of SamplesThe number of consecutive samples before the monitor will change health state

Source Code:

<UnitMonitorType ID="System.NetworkManagement.ComputedLowThresholdMonitorType" Accessibility="Internal">
<MonitorTypeStates>
<MonitorTypeState ID="MTSThresholdSuccess" NoDetection="false"/>
<MonitorTypeState ID="MTSThresholdError" NoDetection="false"/>
</MonitorTypeStates>
<Configuration>
<IncludeSchemaTypes>
<SchemaType>System.ExpressionEvaluatorSchema</SchemaType>
</IncludeSchemaTypes>
<xsd:element minOccurs="1" name="Interval" type="xsd:integer"/>
<xsd:element minOccurs="0" maxOccurs="1" name="NoOfRetries" type="xsd:unsignedInt"/>
<xsd:element minOccurs="0" maxOccurs="1" name="Timeout" type="xsd:unsignedInt"/>
<xsd:element minOccurs="1" name="SnmpVarBinds">
<xsd:complexType>
<xsd:sequence>
<xsd:element minOccurs="1" maxOccurs="unbounded" name="SnmpVarBind">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="OID" type="xsd:string"/>
<xsd:element name="Syntax" type="xsd:integer"/>
<xsd:element name="Value">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:string">
<xsd:attribute name="VariantType" type="xsd:integer" use="optional"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
</xsd:complexType>
</xsd:element>
<xsd:element minOccurs="1" name="ComputedPerformanceValue" type="NumericValueExpressionType"/>
<xsd:element minOccurs="1" name="Threshold" type="xsd:integer"/>
<xsd:element minOccurs="1" name="NumberOfSamples" type="xsd:integer"/>
<xsd:element minOccurs="1" name="ObjectName" type="xsd:string"/>
<xsd:element minOccurs="1" name="CounterName" type="xsd:string"/>
</Configuration>
<OverrideableParameters>
<OverrideableParameter ID="Interval" Selector="$Config/Interval$" ParameterType="int"/>
<OverrideableParameter ID="NoOfRetries" Selector="$Config/NoOfRetries$" ParameterType="int"/>
<OverrideableParameter ID="Timeout" Selector="$Config/Timeout$" ParameterType="int"/>
<OverrideableParameter ID="Threshold" Selector="$Config/Threshold$" ParameterType="int"/>
<OverrideableParameter ID="NumberOfSamples" Selector="$Config/NumberOfSamples$" ParameterType="int"/>
</OverrideableParameters>
<MonitorImplementation>
<MemberModules>
<DataSource ID="ProbeDS" TypeID="System.NetworkManagement.Host.ExtendedSnmpQueryProvider">
<Interval>$Config/Interval$</Interval>
<NoOfRetries>$Config/NoOfRetries$</NoOfRetries>
<Timeout>$Config/Timeout$</Timeout>
<SnmpVarBinds>$Config/SnmpVarBinds$</SnmpVarBinds>
</DataSource>
<ConditionDetection ID="ComputePerfValue" TypeID="System.NetworkManagement.Computation">
<NumericValue>$Config/ComputedPerformanceValue$</NumericValue>
</ConditionDetection>
<ConditionDetection ID="PerfMapper" TypeID="Performance!System.Performance.DataGenericMapper">
<ObjectName>$Config/ObjectName$</ObjectName>
<CounterName>$Config/CounterName$</CounterName>
<InstanceName/>
<Value>$Data/Value$</Value>
</ConditionDetection>
<ConditionDetection ID="OperationStatusSuccess" TypeID="System.NetworkManagement.ExpressionFilter">
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="Double">Value</XPathQuery>
</ValueExpression>
<Operator>Greater</Operator>
<ValueExpression>
<Value Type="Double">$Config/Threshold$</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<SuppressionSettings>
<MatchCount>$Config/NumberOfSamples$</MatchCount>
<SampleCount>$Config/NumberOfSamples$</SampleCount>
</SuppressionSettings>
</ConditionDetection>
<ConditionDetection ID="OperationStatusError" TypeID="System.NetworkManagement.ExpressionFilter">
<Expression>
<SimpleExpression>
<ValueExpression>
<XPathQuery Type="Double">Value</XPathQuery>
</ValueExpression>
<Operator>LessEqual</Operator>
<ValueExpression>
<Value Type="Double">$Config/Threshold$</Value>
</ValueExpression>
</SimpleExpression>
</Expression>
<SuppressionSettings>
<MatchCount>$Config/NumberOfSamples$</MatchCount>
<SampleCount>$Config/NumberOfSamples$</SampleCount>
</SuppressionSettings>
</ConditionDetection>
</MemberModules>
<RegularDetections>
<RegularDetection MonitorTypeStateID="MTSThresholdSuccess">
<Node ID="OperationStatusSuccess">
<Node ID="PerfMapper">
<Node ID="ComputePerfValue">
<Node ID="ProbeDS"/>
</Node>
</Node>
</Node>
</RegularDetection>
<RegularDetection MonitorTypeStateID="MTSThresholdError">
<Node ID="OperationStatusError">
<Node ID="PerfMapper">
<Node ID="ComputePerfValue">
<Node ID="ProbeDS"/>
</Node>
</Node>
</Node>
</RegularDetection>
</RegularDetections>
</MonitorImplementation>
</UnitMonitorType>