Returns the percentage of the load on the machine caused by the JVM. 0.0
means no load is created by the virtual machine, 100.0 means all
load is created by the JVM.
Exception thrown by various parts of the MethodProfiler whenever the method
used as an argument to a method isn't applicable, either because of some
modifier, or because the functionality hasn't been activated for that
specific method.
Designate to a CompositeData object when writing to an output stream
during serialization so that the receiver only requires JMX 1.2 classes
but not any implementation specific class.