specs[index].setEntity(moRef);
specs[index].setIntervalId(sampleInterval);
specs[index].setFormat("normal");
MetricId[] metrics = new MetricIdImpl[childrenList.size()];
for (int j = 0; j < childrenList.size(); j++) {
metrics[j] = new MetricIdImpl();
metrics[j].setCounterId(counterKey);
metrics[j].setInstance(childrenList.get(j));
}
specs[index].setMetricId(metrics);
specs[index].setStartTime(historicalStart);