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Oracle SOA Suite Performance Tuning Cookbook by Matt Brasier, Nicholas Wright

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Chapter 5. JVM Garbage Collection Tuning

In this chapter, we will cover the following recipes:

  • Setting the new size
  • Setting the survivor ratio
  • Choosing a garbage collection algorithm in Hotspot
  • Choosing a garbage collection algorithm in JRockit
  • Turning on verbose garbage collection
  • Tuning to reduce the number of major garbage collections
  • Disabling the RMI garbage collector
  • Disabling explicit GC

Introduction

Poorly tuned garbage collection (GC) is one of the most common causes for interruptions in Java applications, and this includes Oracle SOA Suite 11g. This chapter is devoted to looking at some techniques that will help you tune the garbage collector in your JVM.

Garbage collection is the process and set of techniques by which the JVM frees up memory that ...

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