Java Tuning and Support Page

Note: This section contains various guides: articles and tutorials about Java HotSpot Virtual Machine. Before you apply these into a real production environment make sure you are testing the guides on your TEST environment !!!

Contents

Java HotSpot Virtual Machine guides

Java HotSpot Virtual Machine

A simple description of Sun's Java virtual machine, called: HotSpot.

• JVM Internals
• HotSpot architecture
• Server and Client compilers
• The others...

Tuning HotSpot

Simple guides how to tune your Java applications and the virtual machine.

• Young, Old, Permanent generations
• JVM tuning procedure
• Examples

Java Troubleshooting

When your Java application seems doing nothing, being very slow or it has crashed you really need to know what to do in order to fix fast and recover. This section will guide you how to deal with these situations.

• My Java application is very slow
• Out of Memory, the OOM case
• Profilers
• Dynamic tracing: DTrace
• Crashes

References

• Java SE
• Java SE White Papers
• Solaris Internals Website

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Created: 2006-06-24
Last updated: 2007-07-31