Reasoning
In preparation for the Fall 2006 semester UW Madison was looking at ways to improve portal performance. The inital effort was focused at tuning the JVM heap for the way uPortal uses memory.
Preparation
Before starting to make changes to the heap config following white papers were read to understand the options available for the heap and garbage collectors.
- Java Tuning White Paper
- A general overview of tuning strategies for the JVM.
- Tuning Garbage Collection with Java 5
- Details about the GC options for Java 5.
- Understanding Concurrent Mark Sweep Garbage Collector Logs
- Provides good explanations of all that info the GC logs.