Method Observe

prometheus/summary.go:64–64

Observe adds a single observation to the summary. Observations are usually positive or zero. Negative observations are accepted but prevent current versions of Prometheus from properly detecting counter resets in the sum of observations. See https://prometheus.io/docs/practices/histograms/#count-and

(float64)

	// https://prometheus.io/docs/practices/histograms/#count-and-sum-of-observations
	// for details.
	Observe(float64)
}

var errQuantileLabelNotAllowed = fmt.Errorf(