spec.setName(alarmName);
spec.setSystemName(null);
spec.setDescription("Indicates a health issue with a compute VM managed by Big Data Extensions. The specific health issue is detailed in a warning event in the event log.");
spec.setEnabled(true);
AlarmSetting as = new AlarmSettingImpl();
as.setReportingFrequency(0);
as.setToleranceRange(0);
spec.setSetting(as);
ManagedObjectReference[] existingAlarms = alarmManager.getAlarm(rootFolder._getRef());
Alarm existing = null;