code: public void disableAll(){
  		javaMemoryProducers =
  		javaMemoryPoolProducers =
  		javaThreadingProducers =
  		osProducer =
  		runtimeProducer =
  		mbeanProducers =
  		gcProducer =
  		errorProducer =
  			false;
  
  	}
docs: this method is for unit-test.