func (p *HttpStartStopProcessor) ProcessHttpStartStopResponseTime(event *events.HttpStartStop) *metrics.TimingMetric {
	statPrefix := "http.responsetimes."
	hostname := strings.Replace(strings.Split(event.GetUri(), "/")[0], ".", "_", -1)
	stat := statPrefix + hostname

	startTimestamp := event.GetStartTimestamp()
	stopTimestamp := event.GetStopTimestamp()
	durationNanos := stopTimestamp - startTimestamp
	durationMillis := durationNanos / 1000000 // NB: loss of precision here
	metric := metrics.NewTimingMetric(stat, durationMillis)

	return metric
}