metrics

package
v1.7.3 Latest Latest
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Published: Nov 21, 2017 License: GPL-3.0 Imports: 11 Imported by: 0

Documentation

Overview

Package metrics provides general system and process level metrics collection.

Index

Constants

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const DashboardEnabledFlag = "dashboard"
View Source
const MetricsEnabledFlag = "metrics"

MetricsEnabledFlag is the CLI flag name to use to enable metrics collections.

Variables

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var Enabled = false

Enabled is the flag specifying if metrics are enable or not.

Functions

func CollectProcessMetrics added in v0.9.34

func CollectProcessMetrics(refresh time.Duration)

CollectProcessMetrics periodically collects various metrics about the running process.

func NewCounter added in v1.5.0

func NewCounter(name string) metrics.Counter

NewCounter create a new metrics Counter, either a real one of a NOP stub depending on the metrics flag.

func NewMeter added in v0.9.34

func NewMeter(name string) metrics.Meter

NewMeter create a new metrics Meter, either a real one of a NOP stub depending on the metrics flag.

func NewTimer added in v0.9.34

func NewTimer(name string) metrics.Timer

NewTimer create a new metrics Timer, either a real one of a NOP stub depending on the metrics flag.

func ReadDiskStats added in v0.9.34

func ReadDiskStats(stats *DiskStats) error

ReadDiskStats retrieves the disk IO stats belonging to the current process.

Types

type DiskStats added in v0.9.34

type DiskStats struct {
	ReadCount  int64 // Number of read operations executed
	ReadBytes  int64 // Total number of bytes read
	WriteCount int64 // Number of write operations executed
	WriteBytes int64 // Total number of byte written
}

DiskStats is the per process disk io stats.

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