Home
  •  

JVM 使用的堆内存

Microsoft.JEE.ApplicationServer.PerformanceData.HeapUsedMemory (Rule)

Java 虚拟机当前正在使用的堆内存量(以字节为单位)。

Knowledge Base article:

摘要

HeapUsedMemory 规则通过对使用 /Stats 查询的 servlet 进行 Stats 调用从 Java 虚拟机中收集性能数据。

Java 虚拟机当前正在使用的堆内存量（以字节为单位）。

性能数据将写入系统数据库和数据仓库。

Element properties:

TargetMicrosoft.JEE.ApplicationServer.Monitored.Instance
CategoryPerformanceCollection
EnabledTrue
Alert GenerateFalse
RemotableTrue

Member Modules:

ID Module Type TypeId RunAs 
DS DataSource Microsoft.JEE.Monitoring.UrlProbe.Stats.DataSource Default
PerfMapper ConditionDetection Microsoft.JEE.Performance.DataGenericMapper Default
WriteToDB WriteAction Microsoft.SystemCenter.CollectPerformanceData Default
WriteToDW WriteAction Microsoft.SystemCenter.DataWarehouse.PublishPerformanceData Default

Source Code:

<Rule ID="Microsoft.JEE.ApplicationServer.PerformanceData.HeapUsedMemory" Target="Microsoft.JEE.ApplicationServer.Monitored.Instance" Enabled="true" Remotable="true">

  <Category>PerformanceCollection</Category>

  <DataSources>

    <DataSource ID="DS" TypeID="Microsoft.JEE.Monitoring.UrlProbe.Stats.DataSource">

      <ComputerName>$Target/Property[Type="Microsoft.JEE.ApplicationServer.Monitored.Instance"]/HostName$</ComputerName>

      <Protocol>$Target/Property[Type="Microsoft.JEE.ApplicationServer.Monitored.Instance"]/Protocol$</Protocol>

      <Port>$Target/Property[Type="Microsoft.JEE.ApplicationServer.Monitored.Instance"]/Port$</Port>

      <BaseURL/>

      <URLSuffix/>

      <IntervalSeconds>900</IntervalSeconds>

      <TimeoutSeconds>300</TimeoutSeconds>

    </DataSource>

  </DataSources>

  <ConditionDetection TypeID="Microsoft.JEE.Performance.DataGenericMapper" ID="PerfMapper">

    <ObjectName>Memory</ObjectName>

    <CounterName>JVM Heap Memory Used</CounterName>

    <InstanceName/>

    <Value>$Data/Stats/Memory/Properties/HeapUsedMemory$</Value>

  </ConditionDetection>

  <WriteActions>

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

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

  </WriteActions>

</Rule>