Use the Java Virtual Machine (JVM) and Java Settings page to specify your preferences for how ColdFusion works with Java. For example, you can specify:
The location of the Java virtual machine (JVM)
The Initial and Maximum Heap size to determine the memory range used by the JVM
The class-path for the JVM
Any implementation-specific JVM initialization options
The location of the ColdFusion cfx.jar file containing interfaces used by Java CFXs