J2SE 1.5 : Memory Heap and Garbage Collector. Objectives. You will be able to understand the JVM Memory Heap You will be able to know what the Garbage Collector do You will be able to understand the impact of GC on J2EE application performance. JVM Object Garbage Collection.
If the garbage collector has become a bottleneck, you may wish to customize the generation sizes. Check the verbose garbage collector output, and then explore the sensitivity of your individual performance metric to the garbage collector parameters.