metrics

package
v0.0.0-...-8cdc478 Latest Latest
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Published: Aug 18, 2017 License: Apache-2.0, Apache-2.0 Imports: 3 Imported by: 0

Documentation

Overview

Package metrics provides utilities for registering client metrics to Prometheus.

Index

Constants

This section is empty.

Variables

View Source
var (
	// RequestLatency is a Prometheus Summary metric type partitioned by
	// "verb" and "url" labels. It is used for the rest client latency metrics.
	RequestLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: restClientSubsystem,
			Name:      "request_latency_microseconds",
			Help:      "Request latency in microseconds. Broken down by verb and URL",
			MaxAge:    time.Hour,
		},
		[]string{"verb", "url"},
	)

	RequestResult = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: restClientSubsystem,
			Name:      "request_status_codes",
			Help:      "Number of http requests, partitioned by metadata",
		},
		[]string{"code", "method", "host"},
	)
)

Functions

func Register

func Register()

Register registers all metrics to Prometheus with respect to the RequestLatency.

func SinceInMicroseconds

func SinceInMicroseconds(start time.Time) float64

Calculates the time since the specified start in microseconds.

Types

This section is empty.

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