spec := []cadvisorapiv1.MetricSpec{
		{
			Name:   "qos",
			Type:   cadvisorapiv1.MetricGauge,
			Format: cadvisorapiv1.IntType,
			Units:  "per second",
		},
		{
			Name:   "cpuLoad",
			Type:   cadvisorapiv1.MetricCumulative,
			Format: cadvisorapiv1.FloatType,
			Units:  "count",
		},
	}
	timestamp1 := time.Now()
	timestamp2 := time.Now().Add(time.Minute)