var out timeseries.Instance
	for _, n := range nodes {
		out.AddAll(n.Latency())
	}
	return &out
}

func (nodes Nodes) QueueLatency() *timeseries.Instance {
	var out timeseries.Instance
	for _, n := range nodes {
		out.AddAll(n.QueueLatency())
	}
	return &out
}

func (nodes Nodes) TotalRequests() uint64 {
	var out uint64
	for _, n := range nodes {
		out += n.TotalRequests()

	nodesOtherRegion := s.mesh.Nodes().Select(locality.Not(locality.MatchRegion(clientLocality)))

	// Store in the output.
	qLatency := s.mesh.Nodes().QueueLatency().Data()
	tm.qLatencyMin = qLatency.Min()
	tm.qLatencyAvg = qLatency.Mean()
	tm.qLatencyMax = qLatency.Max()
	tm.latencyMin = clientLatency.Min()
	tm.latencyAvg = clientLatency.Mean()