Memory Pool Free Memory Percentage (Huawei Router)

System.NetworkManagement.HuaweiRouter.Memory.FreeMemoryPct (Rule)

Collects the percentage of free memory remaining on the device

Knowledge Base article:

Summary

This rule retrieves the amount of free memory remaining in the device memory pool, expressed as a percentage.

Element properties:

Target	System.NetworkManagement.HuaweiRouter_Performance_Memory
Category	PerformanceCollection
Enabled	True
Alert Generate	False
Remotable	True

Member Modules:

ID	Module Type	TypeId	RunAs
DS	DataSource	System.NetworkManagement.ComputedPerfProvider	Default
CollectionFilter	ConditionDetection	System.NetworkManagement.ExpressionFilter	Default
WriteToDB	WriteAction	Microsoft.SystemCenter.CollectPerformanceData	Default
WriteToDW	WriteAction	Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData	Default

Source Code:

<Rule ID="System.NetworkManagement.HuaweiRouter.Memory.FreeMemoryPct" Enabled="true" Target="NetworkLibrary!System.NetworkManagement.HuaweiRouter_Performance_Memory" ConfirmDelivery="false" Remotable="true" Priority="Normal" DiscardLevel="100">

  <Category>PerformanceCollection</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="System.NetworkManagement.ComputedPerfProvider">

      <Interval>300</Interval>

      <NoOfRetries>3</NoOfRetries>

      <Timeout>3500</Timeout>

      <SnmpVarBinds>

        <SnmpVarBind>

          <OID>.1.3.6.1.4.1.2011.5.25.31.1.1.1.1.7.$Target/Property[Type="NetworkLibrary!System.NetworkManagement.LogicalDevice"]/Index$</OID>

          <Syntax>0</Syntax>

          <Value VariantType="3"/>

        </SnmpVarBind>

      </SnmpVarBinds>

      <ComputedPerformanceValue>

        <Subtraction>

          <NumericValue>

            <Value>100</Value>

          </NumericValue>

          <NumericValue>

            <XPathQuery Type="Double">SnmpVarBinds/SnmpVarBind[OID=".1.3.6.1.4.1.2011.5.25.31.1.1.1.1.7.$Target/Property[Type="NetworkLibrary!System.NetworkManagement.LogicalDevice"]/Index$"]/Value</XPathQuery>

          </NumericValue>

        </Subtraction>

      </ComputedPerformanceValue>

      <ObjectName>Memory</ObjectName>

      <CounterName>Free Memory %</CounterName>

    </DataSource>

  </DataSources>

  <ConditionDetection ID="CollectionFilter" TypeID="System.NetworkManagement.ExpressionFilter">

    <Expression/>

    <SuppressionSettings>

      <MatchCount>3</MatchCount>

      <SampleCount>3</SampleCount>

    </SuppressionSettings>

  </ConditionDetection>

  <WriteActions>

    <WriteAction ID="WriteToDB" TypeID="SystemCenter!Microsoft.SystemCenter.CollectPerformanceData"/>

    <WriteAction ID="WriteToDW" TypeID="SCDW!Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData"/>

  </WriteActions>

</Rule>