NewCounter wraps the CounterVec and returns a usable Counter object.

NewCounterFrom constructs and registers a Prometheus CounterVec, and returns a usable Counter object.

NewGauge wraps the GaugeVec and returns a usable Gauge object.

NewGaugeFrom construts and registers a Prometheus GaugeVec, and returns a usable Gauge object.

NewHistogram wraps the HistogramVec and returns a usable Histogram object.

NewHistogramFrom constructs and registers a Prometheus HistogramVec, and returns a usable Histogram object.

NewSummary wraps the SummaryVec and returns a usable Summary object.

NewSummaryFrom constructs and registers a Prometheus SummaryVec, and returns a usable Summary object.

Counter implements Counter, via a Prometheus CounterVec.

Gauge implements Gauge, via a Prometheus GaugeVec.

Histogram implements Histogram via a Prometheus HistogramVec.

Summary implements Histogram, via a Prometheus SummaryVec.

Counter describes a metric that accumulates values monotonically.

Gauge describes a metric that takes specific values over time.

Histogram describes a metric that takes repeated observations of the same kind of thing, and produces a statistical summary of those observations, typically expressed as quantiles or buckets.