m.Set(erasureSetHealth, b2f(h.Healthy), labels...)

		readHealthy := true
		readTolerance := float64(h.HealthyDrives - h.ReadQuorum)
		if readTolerance < 0 {
			readHealthy = false
		}
		m.Set(erasureSetReadTolerance, readTolerance, labels...)
		m.Set(erasureSetReadHealth, b2f(readHealthy), labels...)

		writeHealthy := true