PMI and Java Platform, Enterprise Edition 1.4 Performance Data Framework
Java EE 1.4 includes a Performance Data Framework that is defined as part of JSR-077 (J2EE Management Specification).
This framework specifies the performance data that must be available for various Java EE components. WebSphere PMI complies with Java EE 1.4 standards by implementing the Java EE 1.4 Performance Data Framework.
In addition to providing statistics defined in Java EE 1.4, PMI provides extra statistics about the Java EE components. For example, servlets and enterprise beans, and WAS-specific components, including, thread pools and workload management.
Related:
PMI architecture