metrics

package
v1.5.9-beta.0 Latest Latest
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Published: Oct 1, 2017 License: Apache-2.0 Imports: 5 Imported by: 0

Documentation

Index

Constants

View Source
const (
	KubeletSubsystem              = "kubelet"
	PodWorkerLatencyKey           = "pod_worker_latency_microseconds"
	SyncPodsLatencyKey            = "sync_pods_latency_microseconds"
	PodStartLatencyKey            = "pod_start_latency_microseconds"
	PodStatusLatencyKey           = "generate_pod_status_latency_microseconds"
	ContainerManagerOperationsKey = "container_manager_latency_microseconds"
	DockerOperationsLatencyKey    = "docker_operations_latency_microseconds"
	DockerOperationsKey           = "docker_operations"
	DockerOperationsErrorsKey     = "docker_operations_errors"
	DockerOperationsTimeoutKey    = "docker_operations_timeout"
	PodWorkerStartLatencyKey      = "pod_worker_start_latency_microseconds"
	PLEGRelistLatencyKey          = "pleg_relist_latency_microseconds"
	PLEGRelistIntervalKey         = "pleg_relist_interval_microseconds"
	// Metrics keys of remote runtime operations
	RuntimeOperationsKey        = "runtime_operations"
	RuntimeOperationsLatencyKey = "runtime_operations_latency_microseconds"
	RuntimeOperationsErrorsKey  = "runtime_operations_errors"
)

Variables

View Source
var (
	ContainersPerPodCount = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      "containers_per_pod_count",
			Help:      "The number of containers per pod.",
		},
	)
	PodWorkerLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PodWorkerLatencyKey,
			Help:      "Latency in microseconds to sync a single pod. Broken down by operation type: create, update, or sync",
		},
		[]string{"operation_type"},
	)
	SyncPodsLatency = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      SyncPodsLatencyKey,
			Help:      "Latency in microseconds to sync all pods.",
		},
	)
	PodStartLatency = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PodStartLatencyKey,
			Help:      "Latency in microseconds for a single pod to go from pending to running. Broken down by podname.",
		},
	)
	PodStatusLatency = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PodStatusLatencyKey,
			Help:      "Latency in microseconds to generate status for a single pod.",
		},
	)
	ContainerManagerLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      ContainerManagerOperationsKey,
			Help:      "Latency in microseconds for container manager operations. Broken down by method.",
		},
		[]string{"operation_type"},
	)
	PodWorkerStartLatency = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PodWorkerStartLatencyKey,
			Help:      "Latency in microseconds from seeing a pod to starting a worker.",
		},
	)
	// TODO(random-liu): Move the following docker metrics into shim once dockertools is deprecated.
	DockerOperationsLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      DockerOperationsLatencyKey,
			Help:      "Latency in microseconds of Docker operations. Broken down by operation type.",
		},
		[]string{"operation_type"},
	)
	DockerOperations = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: KubeletSubsystem,
			Name:      DockerOperationsKey,
			Help:      "Cumulative number of Docker operations by operation type.",
		},
		[]string{"operation_type"},
	)
	DockerOperationsErrors = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: KubeletSubsystem,
			Name:      DockerOperationsErrorsKey,
			Help:      "Cumulative number of Docker operation errors by operation type.",
		},
		[]string{"operation_type"},
	)
	DockerOperationsTimeout = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: KubeletSubsystem,
			Name:      DockerOperationsTimeoutKey,
			Help:      "Cumulative number of Docker operation timeout by operation type.",
		},
		[]string{"operation_type"},
	)
	PLEGRelistLatency = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PLEGRelistLatencyKey,
			Help:      "Latency in microseconds for relisting pods in PLEG.",
		},
	)
	PLEGRelistInterval = prometheus.NewSummary(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      PLEGRelistIntervalKey,
			Help:      "Interval in microseconds between relisting in PLEG.",
		},
	)
	// Metrics of remote runtime operations.
	RuntimeOperations = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: KubeletSubsystem,
			Name:      RuntimeOperationsKey,
			Help:      "Cumulative number of runtime operations by operation type.",
		},
		[]string{"operation_type"},
	)
	RuntimeOperationsLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: KubeletSubsystem,
			Name:      RuntimeOperationsLatencyKey,
			Help:      "Latency in microseconds of runtime operations. Broken down by operation type.",
		},
		[]string{"operation_type"},
	)
	RuntimeOperationsErrors = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Subsystem: KubeletSubsystem,
			Name:      RuntimeOperationsErrorsKey,
			Help:      "Cumulative number of runtime operation errors by operation type.",
		},
		[]string{"operation_type"},
	)
)

Functions

func Register

func Register(containerCache kubecontainer.RuntimeCache)

Register all metrics.

func SinceInMicroseconds

func SinceInMicroseconds(start time.Time) float64

Gets the time since the specified start in microseconds.

Types

This section is empty.

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