Performance Monitoring

This feature enables the Performance Monitoring Infrastructure (PMI) for other features the server is running. Monitoring data is accessible through standard MXBeans; access through the traditional WebSphere Perf MBean can be enabled.

To enable the Performance Monitoring feature, add the following element declaration inside the featureManager element in the server.xml file:

<feature>monitor-1.0</feature>

If we are developing a feature that depends on the Performance Monitoring feature, include the following item in the Subsystem-Content header in the feature manifest file for the new feature:

com.ibm.websphere.appserver.monitor-1.0; type="osgi.subsystem.feature"

API packages provided by this feature...

• com.ibm.websphere.monitor.jmx

Feature configuration elements

We can use the following elements in the server.xml file to configure the Performance Monitoring feature:

• classloading
• monitor

classloading
Global classloading

Attribute name	Data type	Default value	Description
useJarUrls	boolean	false	Whether to use jar: or wsjar: URLs for referencing files in archives

monitor
Configuration for Monitoring Feature which includes enabled traditional PMI ,FineGrained and any future configurations updates.

Attribute name	Data type	Default value	Description
enableTraditionalPMI	boolean	false	Property to enable or disable Traditional PMI way of reporting.
filter	string		Allows user to enable/disable monitors based on group name such as WebContainer,JVM,ThreadPool,Session,ConnectionPool and so on.