Space announcement


This space provides the same content as before, but the organization of the home page has changed. The content is now organized based on logical branches instead of legacy book titles. We hope that the new structure will help you quickly find the content that you need.

Getting started

The MainView for Java Environments product helps you monitor and analyze the Java virtual machines (JVMs) that are running in your IBM z/OS environment.

With MainView for Java Environments, you can:

  • Discover all JVMs that are running on your z/OS system
  • View the internal performance of the Java Runtime Environment (JRE), and how it affects the overall capacity of the IBM zEnterprise environment
  • Identify JVM components with high CPU usage, and break down costs by component
  • Display data from the IBM Health Center diagnostic tool

This section contains the following topics:

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