}
		labels1["le"] = fmt.Sprintf("%.3f", math.Inf(+1))
		metrics = append(metrics, MetricV2{
			Description:    desc,
			VariableLabels: labels1,
			Value:          dtoMetric.Counter.GetValue(),
		})
	}
	return metrics
}

func getBucketTTFBMetric() *MetricsGroupV2 {
	mg := &MetricsGroupV2{
		cacheInterval: 10 * time.Second,
	}