metrics

Documentation

Index

• Variables
• func CollectVolumeStatCalDuration(metricSource string, start time.Time)
• func Register()
• func SinceInSeconds(start time.Time) float64

Variables

var (
	// HTTPRequests tracks the number of the http requests received since the server started.
	HTTPRequests = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      kubeletSubsystem,
			Name:           "http_requests_total",
			Help:           "Number of the http requests received since the server started",
			StabilityLevel: metrics.ALPHA,
		},

		[]string{"method", "path", "server_type", "long_running"},
	)
	// HTTPRequestsDuration tracks the duration in seconds to serve http requests.
	HTTPRequestsDuration = metrics.NewHistogramVec(
		&metrics.HistogramOpts{
			Subsystem: kubeletSubsystem,
			Name:      "http_requests_duration_seconds",
			Help:      "Duration in seconds to serve http requests",

			Buckets:        metrics.DefBuckets,
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"method", "path", "server_type", "long_running"},
	)
	// HTTPInflightRequests tracks the number of the inflight http requests.
	HTTPInflightRequests = metrics.NewGaugeVec(
		&metrics.GaugeOpts{
			Subsystem:      kubeletSubsystem,
			Name:           "http_inflight_requests",
			Help:           "Number of the inflight http requests",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"method", "path", "server_type", "long_running"},
	)
	// VolumeStatCalDuration tracks the duration in seconds to calculate volume stats.
	// this metric is mainly for comparison between fsquota monitoring and `du` for disk usage.
	VolumeStatCalDuration = metrics.NewHistogramVec(
		&metrics.HistogramOpts{
			Subsystem:      kubeletSubsystem,
			Name:           "volume_metric_collection_duration_seconds",
			Help:           "Duration in seconds to calculate volume stats",
			Buckets:        metrics.DefBuckets,
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"metric_source"},
	)
)

Functions

func CollectVolumeStatCalDuration

func CollectVolumeStatCalDuration(metricSource string, start time.Time)

CollectVolumeStatCalDuration collects the duration in seconds to calculate volume stats.

func Register

func Register()

Register all metrics.

func SinceInSeconds

func SinceInSeconds(start time.Time) float64

SinceInSeconds gets the time since the specified start in seconds.