/**********************************************************************
*/
protected void augmentMetrics(ExternalOperationMetrics deleteMetrics)
{
DeferQueueMetrics q = new DeferQueueMetrics();
q.minLength = _minDeferQLength;
q.maxLength = _maxDeferQLength;
q.currentLength = _deletions.size();
q.maxLengthForDefer = _currentMaxQueueLength.get();
q.delayTargetMsecs = _targetMaxQueueDelayMicros / 1000;