metrics

package
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Published: Mar 26, 2021 License: Apache-2.0 Imports: 2 Imported by: 0

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Index

Constants

View Source
const VolumeSchedulerSubsystem = "scheduler_volume"

VolumeSchedulerSubsystem - subsystem name used by scheduler

Variables

View Source
var (
	// VolumeBindingRequestSchedulerBinderCache tracks the number of volume binder cache operations.
	VolumeBindingRequestSchedulerBinderCache = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      VolumeSchedulerSubsystem,
			Name:           "binder_cache_requests_total",
			Help:           "Total number for request volume binding cache",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"operation"},
	)
	// VolumeSchedulingStageLatency tracks the latency of volume scheduling operations.
	VolumeSchedulingStageLatency = metrics.NewHistogramVec(
		&metrics.HistogramOpts{
			Subsystem:      VolumeSchedulerSubsystem,
			Name:           "scheduling_duration_seconds",
			Help:           "Volume scheduling stage latency",
			Buckets:        metrics.ExponentialBuckets(1000, 2, 15),
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"operation"},
	)
	// VolumeSchedulingStageFailed tracks the number of failed volume scheduling operations.
	VolumeSchedulingStageFailed = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      VolumeSchedulerSubsystem,
			Name:           "scheduling_stage_error_total",
			Help:           "Volume scheduling stage error count",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"operation"},
	)
)

Functions

func RegisterVolumeSchedulingMetrics

func RegisterVolumeSchedulingMetrics()

RegisterVolumeSchedulingMetrics is used for scheduler, because the volume binding cache is a library used by scheduler process.

Types

This section is empty.

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