cpu

Documentation

Overview

Package cpu collects CPU metrics from the host OS.

Index

• Variables
• func GetCores() int
• func New(base mb.BaseMetricSet) (mb.MetricSet, error)
• type CPU
  • func (cpu *CPU) AddCpuPercentage(t2 *CpuTimes)
  • func (cpu *CPU) AddCpuPercentageList(t2 []CpuTimes)
• type CpuTimes
  • func GetCpuPercentage(last *CpuTimes, current *CpuTimes) *CpuTimes
  • func GetCpuPercentageList(last, current []CpuTimes) []CpuTimes
  • func GetCpuTimes() (*CpuTimes, error)
  • func GetCpuTimesList() ([]CpuTimes, error)
• type MetricSet
  • func (m *MetricSet) Fetch() (common.MapStr, error)

Variables

var NumCPU = runtime.NumCPU()

NumCPU is the number of CPU cores the system has.

Functions

func GetCores

func GetCores() int

func New

func New(base mb.BaseMetricSet) (mb.MetricSet, error)

New is a mb.MetricSetFactory that returns a cpu.MetricSet.

Types

type CPU

type CPU struct {
	CpuPerCore       bool
	LastCpuTimes     *CpuTimes
	LastCpuTimesList []CpuTimes
	CpuTicks         bool
	Cores            int
}

func (*CPU) AddCpuPercentage

func (cpu *CPU) AddCpuPercentage(t2 *CpuTimes)

func (*CPU) AddCpuPercentageList

func (cpu *CPU) AddCpuPercentageList(t2 []CpuTimes)

type CpuTimes

type CpuTimes struct {
	sigar.Cpu
	UserPercent    float64 `json:"user_p"`
	SystemPercent  float64 `json:"system_p"`
	IdlePercent    float64 `json:"idle_p"`
	IOwaitPercent  float64 `json:"iowait_p"`
	IrqPercent     float64 `json:"irq_p"`
	NicePercent    float64 `json:"nice_p"`
	SoftIrqPercent float64 `json:"softirq_p"`
	StealPercent   float64 `json:"steal_p"`
}

func GetCpuPercentage

func GetCpuPercentage(last *CpuTimes, current *CpuTimes) *CpuTimes

func GetCpuPercentageList

func GetCpuPercentageList(last, current []CpuTimes) []CpuTimes

func GetCpuTimes

func GetCpuTimes() (*CpuTimes, error)

func GetCpuTimesList

func GetCpuTimesList() ([]CpuTimes, error)

type MetricSet

type MetricSet struct {
	mb.BaseMetricSet
	// contains filtered or unexported fields
}

MetricSet for fetching system CPU metrics.

func (*MetricSet) Fetch

func (m *MetricSet) Fetch() (common.MapStr, error)

Fetch fetches CPU metrics from the OS.