metrics

Documentation

Overview

Package metrics expose various controller runtime metrics using expvar.

Index

• Variables
• func WrapState(controllerName string, st state.State) state.State

Variables

var (
	// ControllerCrashes counts the number of crashes per controller.
	ControllerCrashes = expvar.NewMap("controller_crashes")

	// ControllerWakeups counts the number of wakeups per controller.
	ControllerWakeups = expvar.NewMap("controller_wakeups")

	// ControllerReads counts the number of reads per controller.
	//
	// Each call to controller.Reader is counted as a single read.
	ControllerReads = expvar.NewMap("controller_reads")

	// ControllerWrites counts the number of writes per controller.
	//
	// Each call to controller.Writer is counted as a single write.
	ControllerWrites = expvar.NewMap("controller_writes")
)

Functions

func WrapState

func WrapState(controllerName string, st state.State) state.State

WrapState wraps state.State with metrics for the given controller name.