Heap Window

Use to view detailed information about the heap when the was saved.

The Heap window contains a toolbar with tabs for browsing the information contained in the heap dump. Each tab contains additional tabs in the toolbar that enable you to modify the information that is displayed in the tab.

Element Description

Summary

Displays general information about the heap dump such as total numbers of classes, instances.

This tab also provides you with information about the environment and system properties of the machine where the heap dump was taken.

Classes

Displays a list of classes with information about the number of instances of the class and total size of the instances. Double-click a class in the list to view details in the Instances tab.

Click the Static Fields tab in the toolbar to view the static fields of the selected class.

Click Compare with another heap dump to select and then view the differences between two heap dumps

Instances

Displays the instances for a class that you select in the Classes tab. For each instance, you can do the following:

  • Select an instance to browse the fields of the instance in the the Fields Browser.
  • Select an instance to browse the references to the instance in the References Browser.

You can hide or reveal the individual panes by using the Instances tab, the Fields tab and the References tab.

Right-click individual items in each of the panes to open a context menu with additional commands.

OQL Console

Displays the OQL editor, saved OQL queries and a window that displays the query results.



Related Topics

Developing Applications with NetBeans IDE,

Developing Applications with NetBeans IDE,

Developing Applications with NetBeans IDE,

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