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E-WL: How to Produce Java Thread and Heap Dumps from WebLogic and PeopleTools Application Server Processes (Includes Analysis Tool References) (Doc ID 2451978.1)

Last updated on DECEMBER 06, 2019

Applies to:

PeopleSoft Enterprise PT PeopleTools - Version 8.50 and later
Information in this document applies to any platform.

Goal

This document explains how to produce java heap dumps and thread dumps from Web Server and Application Server processes that are running java libraries.  It also lists various tools that are appropriate for analyzing these dump files.

Solution

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In this Document
Goal
Solution
 Prerequisites
 Platform Dependencies
 Quick JVM Memory Summary
 Syntax
 Sample Output
 JVM Heap Object Histogram - Instances and Memory Usage
 Syntax
 Sample Output
 Capturing JVM Heap Dumps
 Syntax
 Capturing a Series of JVM Thread Dumps
 Script
 Tools for Analyzing a Heap Dump
 Tools for Analyzing a Thread Dump
References

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