final StatsHolder jvmNode = rootNode.getChild(MonitoredObjectType.JVM.getTypeName());
assert(jvmNode != null): "jvm node is null";
StatsHolder childNode = jvmNode.addChild(MonitoredObjectType.JVM_OS.getTypeName(),
MonitoredObjectType.JVM_OS);
childNode.setStats(new JVMOperatingSystemStatsImpl());
childNode.setStatsClass(com.sun.enterprise.admin.monitor.stats.JVMOperatingSystemStats.class);
childNode.setDottedName(DottedNameFactory.getJVMOSDottedName());
childNode.setObjectName(MonitoringObjectNames.getJVMOSObjectName());
childNode.registerMBean();
}