func (s *peerRESTServer) GetMetricsHandler(v *grid.URLValues) (*grid.JSON[madmin.RealtimeMetrics], *grid.RemoteErr) {
	values := v.Values()
	var types madmin.MetricType
	if t, _ := strconv.ParseUint(values.Get(peerRESTMetricsTypes), 10, 64); t != 0 {
		types = madmin.MetricType(t)
	} else {
		types = madmin.MetricsAll
	}

	diskMap := make(map[string]struct{})
	for _, disk := range values[peerRESTDisk] {