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JConsole DataCache Plugin

This plugin is used to extend the JConsole that is bundled as part of the 1.5 JDK .

Download

The latest OpenJPA Tools JAR file can be download from the SNAPSHOT Repository or can be built from the source code in svn by using Maven 2.2.1 and Java SE 6.

JSE Usage

This description assumes your application is running the on same machine as JConsole and application JVM matches the JConsole JVM.

  1. Start an OpenJPA application with the following configuration properties set:

    <property name="openjpa.DataCache" value="true"/>
    <property name="openjpa.Instrumentation" value="jmx(Instrument='DataCache')"/>
    
  2. Launch JConsole and provide the openjpa-tools.jar via the -pluginpath switch.

    > [java_home]\bin\jconsole -pluginpath [path_to_openjpa-tools.jar]
    
  3. Select the PID which corresponds to your application.

    pid

  4. If all goes well, at this point you should see a tab labeled DataCache-[pu_name]-[n]

    screen

JEE Usage

// In progress http://wasdynacache.blogspot.com/2010/03/getting-jconsole-working-with-websphere.html

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