mirror of
https://github.com/ceph/ceph-csi.git
synced 2025-06-13 18:43:34 +00:00
Update to kube v1.17
Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal
committed by
mergify[bot]
mergify[bot]
parent
327fcd1b1b
commit
3af1e26d7c
704
vendor/k8s.io/kubernetes/pkg/kubelet/metrics/metrics.go
generated
vendored
704
vendor/k8s.io/kubernetes/pkg/kubelet/metrics/metrics.go
generated
vendored
@ -21,7 +21,9 @@ import (
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"sync"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"k8s.io/component-base/metrics"
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"k8s.io/component-base/metrics/legacyregistry"
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/types"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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@ -30,6 +32,7 @@ import (
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kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
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)
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// This const block defines the metric names for the kubelet metrics.
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const (
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KubeletSubsystem = "kubelet"
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NodeNameKey = "node_name"
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@ -41,7 +44,9 @@ const (
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PLEGRelistDurationKey = "pleg_relist_duration_seconds"
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PLEGDiscardEventsKey = "pleg_discard_events"
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PLEGRelistIntervalKey = "pleg_relist_interval_seconds"
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EvictionsKey = "evictions"
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EvictionStatsAgeKey = "eviction_stats_age_seconds"
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PreemptionsKey = "preemptions"
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DeprecatedPodWorkerLatencyKey = "pod_worker_latency_microseconds"
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DeprecatedPodStartLatencyKey = "pod_start_latency_microseconds"
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DeprecatedCgroupManagerOperationsKey = "cgroup_manager_latency_microseconds"
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@ -85,326 +90,467 @@ const (
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)
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var (
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NodeName = prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Subsystem: KubeletSubsystem,
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Name: NodeNameKey,
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Help: "The node's name. The count is always 1.",
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// NodeName is a Gauge that tracks the ode's name. The count is always 1.
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NodeName = metrics.NewGaugeVec(
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&metrics.GaugeOpts{
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Subsystem: KubeletSubsystem,
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Name: NodeNameKey,
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Help: "The node's name. The count is always 1.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{NodeLabelKey},
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)
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ContainersPerPodCount = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: "containers_per_pod_count",
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Help: "The number of containers per pod.",
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Buckets: prometheus.DefBuckets,
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// ContainersPerPodCount is a Counter that tracks the number of containers per pod.
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ContainersPerPodCount = metrics.NewHistogram(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: "containers_per_pod_count",
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Help: "The number of containers per pod.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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)
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PodWorkerDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerDurationKey,
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Help: "Duration in seconds to sync a single pod. Broken down by operation type: create, update, or sync",
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Buckets: prometheus.DefBuckets,
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// PodWorkerDuration is a Histogram that tracks the duration (in seconds) in takes to sync a single pod.
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// Broken down by the operation type.
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PodWorkerDuration = metrics.NewHistogramVec(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerDurationKey,
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Help: "Duration in seconds to sync a single pod. Broken down by operation type: create, update, or sync",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"operation_type"},
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)
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PodStartDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodStartDurationKey,
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Help: "Duration in seconds for a single pod to go from pending to running.",
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Buckets: prometheus.DefBuckets,
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// PodStartDuration is a Histogram that tracks the duration (in seconds) it takes for a single pod to go from pending to running.
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PodStartDuration = metrics.NewHistogram(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodStartDurationKey,
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Help: "Duration in seconds for a single pod to go from pending to running.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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)
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CgroupManagerDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: CgroupManagerOperationsKey,
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Help: "Duration in seconds for cgroup manager operations. Broken down by method.",
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Buckets: prometheus.DefBuckets,
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// CgroupManagerDuration is a Histogram that tracks the duration (in seconds) it takes for cgroup manager operations to complete.
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// Broken down by method.
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CgroupManagerDuration = metrics.NewHistogramVec(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: CgroupManagerOperationsKey,
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Help: "Duration in seconds for cgroup manager operations. Broken down by method.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"operation_type"},
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)
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PodWorkerStartDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerStartDurationKey,
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Help: "Duration in seconds from seeing a pod to starting a worker.",
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Buckets: prometheus.DefBuckets,
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// PodWorkerStartDuration is a Histogram that tracks the duration (in seconds) it takes from seeing a pod to starting a worker.
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PodWorkerStartDuration = metrics.NewHistogram(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerStartDurationKey,
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Help: "Duration in seconds from seeing a pod to starting a worker.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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)
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PLEGRelistDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistDurationKey,
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Help: "Duration in seconds for relisting pods in PLEG.",
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Buckets: prometheus.DefBuckets,
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// PLEGRelistDuration is a Histogram that tracks the duration (in seconds) it takes for relisting pods in the Kubelet's
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// Pod Lifecycle Event Generator (PLEG).
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PLEGRelistDuration = metrics.NewHistogram(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistDurationKey,
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Help: "Duration in seconds for relisting pods in PLEG.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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)
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PLEGDiscardEvents = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGDiscardEventsKey,
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Help: "The number of discard events in PLEG.",
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// PLEGDiscardEvents is a Histogram that tracks the duration (in seconds) it takes for discarding events in the Kubelet's
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// Pod Lifecycle Event Generator (PLEG).
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PLEGDiscardEvents = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGDiscardEventsKey,
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Help: "The number of discard events in PLEG.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{},
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)
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PLEGRelistInterval = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistIntervalKey,
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Help: "Interval in seconds between relisting in PLEG.",
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Buckets: prometheus.DefBuckets,
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// PLEGRelistInterval is a Histogram that tracks the intervals (in seconds) between relisting in the Kubelet's
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// Pod Lifecycle Event Generator (PLEG).
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PLEGRelistInterval = metrics.NewHistogram(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistIntervalKey,
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Help: "Interval in seconds between relisting in PLEG.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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)
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// Metrics of remote runtime operations.
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RuntimeOperations = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsKey,
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Help: "Cumulative number of runtime operations by operation type.",
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// RuntimeOperations is a Counter that tracks the cumulative number of remote runtime operations.
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// Broken down by operation type.
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RuntimeOperations = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsKey,
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Help: "Cumulative number of runtime operations by operation type.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"operation_type"},
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)
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RuntimeOperationsDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsDurationKey,
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Help: "Duration in seconds of runtime operations. Broken down by operation type.",
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Buckets: prometheus.DefBuckets,
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// RuntimeOperationsDuration is a Histogram that tracks the duration (in seconds) for remote runtime operations to complete.
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// Broken down by operation type.
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RuntimeOperationsDuration = metrics.NewHistogramVec(
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&metrics.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsDurationKey,
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Help: "Duration in seconds of runtime operations. Broken down by operation type.",
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Buckets: metrics.DefBuckets,
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"operation_type"},
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)
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RuntimeOperationsErrors = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsErrorsKey,
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Help: "Cumulative number of runtime operation errors by operation type.",
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// RuntimeOperationsErrors is a Counter that tracks the cumulative number of remote runtime operations errors.
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// Broken down by operation type.
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RuntimeOperationsErrors = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsErrorsKey,
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Help: "Cumulative number of runtime operation errors by operation type.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"operation_type"},
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)
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EvictionStatsAge = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: EvictionStatsAgeKey,
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Help: "Time between when stats are collected, and when pod is evicted based on those stats by eviction signal",
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Buckets: prometheus.DefBuckets,
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// Evictions is a Counter that tracks the cumulative number of pod evictions initiated by the kubelet.
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// Broken down by eviction signal.
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Evictions = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: EvictionsKey,
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Help: "Cumulative number of pod evictions by eviction signal",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"eviction_signal"},
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)
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DevicePluginRegistrationCount = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DevicePluginRegistrationCountKey,
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Help: "Cumulative number of device plugin registrations. Broken down by resource name.",
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},
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[]string{"resource_name"},
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)
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DevicePluginAllocationDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Subsystem: KubeletSubsystem,
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Name: DevicePluginAllocationDurationKey,
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Help: "Duration in seconds to serve a device plugin Allocation request. Broken down by resource name.",
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Buckets: prometheus.DefBuckets,
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},
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[]string{"resource_name"},
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)
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DeprecatedPodWorkerLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedPodWorkerLatencyKey,
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Help: "(Deprecated) Latency in microseconds to sync a single pod. Broken down by operation type: create, update, or sync",
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},
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[]string{"operation_type"},
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)
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DeprecatedPodStartLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedPodStartLatencyKey,
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Help: "(Deprecated) Latency in microseconds for a single pod to go from pending to running.",
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},
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)
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DeprecatedCgroupManagerLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedCgroupManagerOperationsKey,
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Help: "(Deprecated) Latency in microseconds for cgroup manager operations. Broken down by method.",
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},
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[]string{"operation_type"},
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)
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DeprecatedPodWorkerStartLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedPodWorkerStartLatencyKey,
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Help: "(Deprecated) Latency in microseconds from seeing a pod to starting a worker.",
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},
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)
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DeprecatedPLEGRelistLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedPLEGRelistLatencyKey,
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Help: "(Deprecated) Latency in microseconds for relisting pods in PLEG.",
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},
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)
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DeprecatedPLEGRelistInterval = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedPLEGRelistIntervalKey,
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Help: "(Deprecated) Interval in microseconds between relisting in PLEG.",
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},
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)
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DeprecatedRuntimeOperations = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedRuntimeOperationsKey,
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Help: "(Deprecated) Cumulative number of runtime operations by operation type.",
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},
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[]string{"operation_type"},
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)
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DeprecatedRuntimeOperationsLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedRuntimeOperationsLatencyKey,
|
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Help: "(Deprecated) Latency in microseconds of runtime operations. Broken down by operation type.",
|
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},
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[]string{"operation_type"},
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)
|
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DeprecatedRuntimeOperationsErrors = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
|
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Name: DeprecatedRuntimeOperationsErrorsKey,
|
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Help: "(Deprecated) Cumulative number of runtime operation errors by operation type.",
|
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},
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[]string{"operation_type"},
|
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)
|
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DeprecatedEvictionStatsAge = prometheus.NewSummaryVec(
|
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedEvictionStatsAgeKey,
|
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Help: "(Deprecated) Time between when stats are collected, and when pod is evicted based on those stats by eviction signal",
|
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// EvictionStatsAge is a Histogram that tracks the time (in seconds) between when stats are collected and when a pod is evicted
|
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// based on those stats. Broken down by eviction signal.
|
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EvictionStatsAge = metrics.NewHistogramVec(
|
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&metrics.HistogramOpts{
|
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Subsystem: KubeletSubsystem,
|
||||
Name: EvictionStatsAgeKey,
|
||||
Help: "Time between when stats are collected, and when pod is evicted based on those stats by eviction signal",
|
||||
Buckets: metrics.DefBuckets,
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"eviction_signal"},
|
||||
)
|
||||
DeprecatedDevicePluginRegistrationCount = prometheus.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedDevicePluginRegistrationCountKey,
|
||||
Help: "(Deprecated) Cumulative number of device plugin registrations. Broken down by resource name.",
|
||||
// Preemptions is a Counter that tracks the cumulative number of pod preemptions initiated by the kubelet.
|
||||
// Broken down by preemption signal. A preemption is only recorded for one resource, the sum of all signals
|
||||
// is the number of preemptions on the given node.
|
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Preemptions = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: PreemptionsKey,
|
||||
Help: "Cumulative number of pod preemptions by preemption resource",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"preemption_signal"},
|
||||
)
|
||||
// DevicePluginRegistrationCount is a Counter that tracks the cumulative number of device plugin registrations.
|
||||
// Broken down by resource name.
|
||||
DevicePluginRegistrationCount = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DevicePluginRegistrationCountKey,
|
||||
Help: "Cumulative number of device plugin registrations. Broken down by resource name.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"resource_name"},
|
||||
)
|
||||
DeprecatedDevicePluginAllocationLatency = prometheus.NewSummaryVec(
|
||||
prometheus.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedDevicePluginAllocationLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds to serve a device plugin Allocation request. Broken down by resource name.",
|
||||
// DevicePluginAllocationDuration is a Histogram that tracks the duration (in seconds) to serve a device plugin allocation request.
|
||||
// Broken down by resource name.
|
||||
DevicePluginAllocationDuration = metrics.NewHistogramVec(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DevicePluginAllocationDurationKey,
|
||||
Help: "Duration in seconds to serve a device plugin Allocation request. Broken down by resource name.",
|
||||
Buckets: metrics.DefBuckets,
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"resource_name"},
|
||||
)
|
||||
// DeprecatedPodWorkerLatency is a Summary that tracks the latency (in microseconds) to sync a single pod.
|
||||
// Broken down by operation type. This metric is deprecated.
|
||||
DeprecatedPodWorkerLatency = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedPodWorkerLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds to sync a single pod. Broken down by operation type: create, update, or sync",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"operation_type"},
|
||||
)
|
||||
// DeprecatedPodStartLatency is a Summary that tracks the latency (in microseconds) for a single pod to go from pending to running.
|
||||
// This metric is deprecated.
|
||||
DeprecatedPodStartLatency = metrics.NewSummary(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedPodStartLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds for a single pod to go from pending to running.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
// DeprecatedCgroupManagerLatency is a Summary that tracks the latency (in microseconds) for cgroup manager operations to complete.
|
||||
// Broken down by operation type. This metric is deprecated.
|
||||
DeprecatedCgroupManagerLatency = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedCgroupManagerOperationsKey,
|
||||
Help: "(Deprecated) Latency in microseconds for cgroup manager operations. Broken down by method.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"operation_type"},
|
||||
)
|
||||
// DeprecatedPodWorkerStartLatency is a Summary that tracks the latency (in microseconds) from seeing a pod to starting a worker.
|
||||
// This metric is deprecated.
|
||||
DeprecatedPodWorkerStartLatency = metrics.NewSummary(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedPodWorkerStartLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds from seeing a pod to starting a worker.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
// DeprecatedPLEGRelistLatency is a Summary that tracks the latency (in microseconds) for relisting pods in PLEG.
|
||||
// This metric is deprecated.
|
||||
DeprecatedPLEGRelistLatency = metrics.NewSummary(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedPLEGRelistLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds for relisting pods in PLEG.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
// DeprecatedPLEGRelistInterval is a Summary that tracks the interval (in microseconds) between relistings in PLEG.
|
||||
// This metric is deprecated.
|
||||
DeprecatedPLEGRelistInterval = metrics.NewSummary(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedPLEGRelistIntervalKey,
|
||||
Help: "(Deprecated) Interval in microseconds between relisting in PLEG.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
// DeprecatedRuntimeOperations is a Counter that tracks the cumulative number of remote runtime operations.
|
||||
// Broken down by operation type. This metric is deprecated.
|
||||
DeprecatedRuntimeOperations = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedRuntimeOperationsKey,
|
||||
Help: "(Deprecated) Cumulative number of runtime operations by operation type.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"operation_type"},
|
||||
)
|
||||
// DeprecatedRuntimeOperationsLatency is a Summary that tracks the latency (in microseconds) of remote runtime operations
|
||||
// to complete. Broken down by operation type. This metric is deprecated.
|
||||
DeprecatedRuntimeOperationsLatency = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedRuntimeOperationsLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds of runtime operations. Broken down by operation type.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"operation_type"},
|
||||
)
|
||||
// DeprecatedRuntimeOperationsErrors is a Counter that tracks the cumulative number of remote runtime operation errors.
|
||||
// Broken down by operation type. This metric is deprecated.
|
||||
DeprecatedRuntimeOperationsErrors = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedRuntimeOperationsErrorsKey,
|
||||
Help: "(Deprecated) Cumulative number of runtime operation errors by operation type.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"operation_type"},
|
||||
)
|
||||
// DeprecatedEvictionStatsAge is a Summary that tracks the time (in microseconds) between when stats are collected and when a pod
|
||||
// is evicted based on those stats. Broken down by eviction signal. This metric is deprecated.
|
||||
DeprecatedEvictionStatsAge = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedEvictionStatsAgeKey,
|
||||
Help: "(Deprecated) Time between when stats are collected, and when pod is evicted based on those stats by eviction signal",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"eviction_signal"},
|
||||
)
|
||||
// DeprecatedDevicePluginRegistrationCount is a Counter that tracks the cumulative number of device plugin registrations.
|
||||
// Broken down by resource name. This metric is deprecated.
|
||||
DeprecatedDevicePluginRegistrationCount = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedDevicePluginRegistrationCountKey,
|
||||
Help: "(Deprecated) Cumulative number of device plugin registrations. Broken down by resource name.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"resource_name"},
|
||||
)
|
||||
// DeprecatedDevicePluginAllocationLatency is a Summary that tracks the latncy (in microseconds) for serving device plugin allocation requests.
|
||||
// Broken down by resource name. This metric is deprecated.
|
||||
DeprecatedDevicePluginAllocationLatency = metrics.NewSummaryVec(
|
||||
&metrics.SummaryOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: DeprecatedDevicePluginAllocationLatencyKey,
|
||||
Help: "(Deprecated) Latency in microseconds to serve a device plugin Allocation request. Broken down by resource name.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"resource_name"},
|
||||
)
|
||||
|
||||
// Metrics for node config
|
||||
|
||||
AssignedConfig = prometheus.NewGaugeVec(
|
||||
prometheus.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: AssignedConfigKey,
|
||||
Help: "The node's understanding of intended config. The count is always 1.",
|
||||
// AssignedConfig is a Gauge that is set 1 if the Kubelet has a NodeConfig assigned.
|
||||
AssignedConfig = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: AssignedConfigKey,
|
||||
Help: "The node's understanding of intended config. The count is always 1.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{ConfigSourceLabelKey, ConfigUIDLabelKey, ConfigResourceVersionLabelKey, KubeletConfigKeyLabelKey},
|
||||
)
|
||||
ActiveConfig = prometheus.NewGaugeVec(
|
||||
prometheus.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: ActiveConfigKey,
|
||||
Help: "The config source the node is actively using. The count is always 1.",
|
||||
// ActiveConfig is a Gauge that is set to 1 if the Kubelet has an active NodeConfig.
|
||||
ActiveConfig = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: ActiveConfigKey,
|
||||
Help: "The config source the node is actively using. The count is always 1.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{ConfigSourceLabelKey, ConfigUIDLabelKey, ConfigResourceVersionLabelKey, KubeletConfigKeyLabelKey},
|
||||
)
|
||||
LastKnownGoodConfig = prometheus.NewGaugeVec(
|
||||
prometheus.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: LastKnownGoodConfigKey,
|
||||
Help: "The config source the node will fall back to when it encounters certain errors. The count is always 1.",
|
||||
// LastKnownGoodConfig is a Gauge that is set to 1 if the Kubelet has a NodeConfig it can fall back to if there
|
||||
// are certain errors.
|
||||
LastKnownGoodConfig = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: LastKnownGoodConfigKey,
|
||||
Help: "The config source the node will fall back to when it encounters certain errors. The count is always 1.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{ConfigSourceLabelKey, ConfigUIDLabelKey, ConfigResourceVersionLabelKey, KubeletConfigKeyLabelKey},
|
||||
)
|
||||
ConfigError = prometheus.NewGauge(
|
||||
prometheus.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: ConfigErrorKey,
|
||||
Help: "This metric is true (1) if the node is experiencing a configuration-related error, false (0) otherwise.",
|
||||
// ConfigError is a Gauge that is set to 1 if the node is experiencing a configuration-related error.
|
||||
ConfigError = metrics.NewGauge(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: ConfigErrorKey,
|
||||
Help: "This metric is true (1) if the node is experiencing a configuration-related error, false (0) otherwise.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
RunPodSandboxDuration = prometheus.NewHistogramVec(
|
||||
prometheus.HistogramOpts{
|
||||
// RunPodSandboxDuration is a Histogram that tracks the duration (in seconds) it takes to run Pod Sandbox operations.
|
||||
// Broken down by RuntimeClass.
|
||||
RunPodSandboxDuration = metrics.NewHistogramVec(
|
||||
&metrics.HistogramOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: RunPodSandboxDurationKey,
|
||||
Help: "Duration in seconds of the run_podsandbox operations. Broken down by RuntimeClass.",
|
||||
// Use DefBuckets for now, will customize the buckets if necessary.
|
||||
Buckets: prometheus.DefBuckets,
|
||||
Buckets: metrics.DefBuckets,
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"runtime_handler"},
|
||||
)
|
||||
RunPodSandboxErrors = prometheus.NewCounterVec(
|
||||
prometheus.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: RunPodSandboxErrorsKey,
|
||||
Help: "Cumulative number of the run_podsandbox operation errors by RuntimeClass.",
|
||||
// RunPodSandboxErrors is a Counter that tracks the cumulative number of Pod Sandbox operations errors.
|
||||
// Broken down by RuntimeClass.
|
||||
RunPodSandboxErrors = metrics.NewCounterVec(
|
||||
&metrics.CounterOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: RunPodSandboxErrorsKey,
|
||||
Help: "Cumulative number of the run_podsandbox operation errors by RuntimeClass.",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"runtime_handler"},
|
||||
)
|
||||
|
||||
// RunningPodCount is a gauge that tracks the number of Pods currently running
|
||||
RunningPodCount = metrics.NewGauge(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: "running_pod_count",
|
||||
Help: "Number of pods currently running",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
)
|
||||
// RunningContainerCount is a gauge that tracks the number of containers currently running
|
||||
RunningContainerCount = metrics.NewGaugeVec(
|
||||
&metrics.GaugeOpts{
|
||||
Subsystem: KubeletSubsystem,
|
||||
Name: "running_container_count",
|
||||
Help: "Number of containers currently running",
|
||||
StabilityLevel: metrics.ALPHA,
|
||||
},
|
||||
[]string{"container_state"},
|
||||
)
|
||||
)
|
||||
|
||||
var registerMetrics sync.Once
|
||||
|
||||
// Register all metrics.
|
||||
func Register(containerCache kubecontainer.RuntimeCache, collectors ...prometheus.Collector) {
|
||||
// Register registers all metrics.
|
||||
func Register(containerCache kubecontainer.RuntimeCache, collectors ...metrics.StableCollector) {
|
||||
// Register the metrics.
|
||||
registerMetrics.Do(func() {
|
||||
prometheus.MustRegister(NodeName)
|
||||
prometheus.MustRegister(PodWorkerDuration)
|
||||
prometheus.MustRegister(PodStartDuration)
|
||||
prometheus.MustRegister(CgroupManagerDuration)
|
||||
prometheus.MustRegister(PodWorkerStartDuration)
|
||||
prometheus.MustRegister(ContainersPerPodCount)
|
||||
prometheus.MustRegister(newPodAndContainerCollector(containerCache))
|
||||
prometheus.MustRegister(PLEGRelistDuration)
|
||||
prometheus.MustRegister(PLEGDiscardEvents)
|
||||
prometheus.MustRegister(PLEGRelistInterval)
|
||||
prometheus.MustRegister(RuntimeOperations)
|
||||
prometheus.MustRegister(RuntimeOperationsDuration)
|
||||
prometheus.MustRegister(RuntimeOperationsErrors)
|
||||
prometheus.MustRegister(EvictionStatsAge)
|
||||
prometheus.MustRegister(DevicePluginRegistrationCount)
|
||||
prometheus.MustRegister(DevicePluginAllocationDuration)
|
||||
prometheus.MustRegister(DeprecatedPodWorkerLatency)
|
||||
prometheus.MustRegister(DeprecatedPodStartLatency)
|
||||
prometheus.MustRegister(DeprecatedCgroupManagerLatency)
|
||||
prometheus.MustRegister(DeprecatedPodWorkerStartLatency)
|
||||
prometheus.MustRegister(DeprecatedPLEGRelistLatency)
|
||||
prometheus.MustRegister(DeprecatedPLEGRelistInterval)
|
||||
prometheus.MustRegister(DeprecatedRuntimeOperations)
|
||||
prometheus.MustRegister(DeprecatedRuntimeOperationsLatency)
|
||||
prometheus.MustRegister(DeprecatedRuntimeOperationsErrors)
|
||||
prometheus.MustRegister(DeprecatedEvictionStatsAge)
|
||||
prometheus.MustRegister(DeprecatedDevicePluginRegistrationCount)
|
||||
prometheus.MustRegister(DeprecatedDevicePluginAllocationLatency)
|
||||
legacyregistry.MustRegister(NodeName)
|
||||
legacyregistry.MustRegister(PodWorkerDuration)
|
||||
legacyregistry.MustRegister(PodStartDuration)
|
||||
legacyregistry.MustRegister(CgroupManagerDuration)
|
||||
legacyregistry.MustRegister(PodWorkerStartDuration)
|
||||
legacyregistry.MustRegister(ContainersPerPodCount)
|
||||
legacyregistry.MustRegister(PLEGRelistDuration)
|
||||
legacyregistry.MustRegister(PLEGDiscardEvents)
|
||||
legacyregistry.MustRegister(PLEGRelistInterval)
|
||||
legacyregistry.MustRegister(RuntimeOperations)
|
||||
legacyregistry.MustRegister(RuntimeOperationsDuration)
|
||||
legacyregistry.MustRegister(RuntimeOperationsErrors)
|
||||
legacyregistry.MustRegister(Evictions)
|
||||
legacyregistry.MustRegister(EvictionStatsAge)
|
||||
legacyregistry.MustRegister(Preemptions)
|
||||
legacyregistry.MustRegister(DevicePluginRegistrationCount)
|
||||
legacyregistry.MustRegister(DevicePluginAllocationDuration)
|
||||
legacyregistry.MustRegister(DeprecatedPodWorkerLatency)
|
||||
legacyregistry.MustRegister(DeprecatedPodStartLatency)
|
||||
legacyregistry.MustRegister(DeprecatedCgroupManagerLatency)
|
||||
legacyregistry.MustRegister(DeprecatedPodWorkerStartLatency)
|
||||
legacyregistry.MustRegister(DeprecatedPLEGRelistLatency)
|
||||
legacyregistry.MustRegister(DeprecatedPLEGRelistInterval)
|
||||
legacyregistry.MustRegister(DeprecatedRuntimeOperations)
|
||||
legacyregistry.MustRegister(DeprecatedRuntimeOperationsLatency)
|
||||
legacyregistry.MustRegister(DeprecatedRuntimeOperationsErrors)
|
||||
legacyregistry.MustRegister(DeprecatedEvictionStatsAge)
|
||||
legacyregistry.MustRegister(DeprecatedDevicePluginRegistrationCount)
|
||||
legacyregistry.MustRegister(DeprecatedDevicePluginAllocationLatency)
|
||||
legacyregistry.MustRegister(RunningContainerCount)
|
||||
legacyregistry.MustRegister(RunningPodCount)
|
||||
if utilfeature.DefaultFeatureGate.Enabled(features.DynamicKubeletConfig) {
|
||||
prometheus.MustRegister(AssignedConfig)
|
||||
prometheus.MustRegister(ActiveConfig)
|
||||
prometheus.MustRegister(LastKnownGoodConfig)
|
||||
prometheus.MustRegister(ConfigError)
|
||||
legacyregistry.MustRegister(AssignedConfig)
|
||||
legacyregistry.MustRegister(ActiveConfig)
|
||||
legacyregistry.MustRegister(LastKnownGoodConfig)
|
||||
legacyregistry.MustRegister(ConfigError)
|
||||
}
|
||||
for _, collector := range collectors {
|
||||
prometheus.MustRegister(collector)
|
||||
legacyregistry.CustomMustRegister(collector)
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
// Gets the time since the specified start in microseconds.
|
||||
// GetGather returns the gatherer. It used by test case outside current package.
|
||||
func GetGather() metrics.Gatherer {
|
||||
return legacyregistry.DefaultGatherer
|
||||
}
|
||||
|
||||
// SinceInMicroseconds gets the time since the specified start in microseconds.
|
||||
func SinceInMicroseconds(start time.Time) float64 {
|
||||
return float64(time.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
|
||||
}
|
||||
@ -414,56 +560,6 @@ func SinceInSeconds(start time.Time) float64 {
|
||||
return time.Since(start).Seconds()
|
||||
}
|
||||
|
||||
func newPodAndContainerCollector(containerCache kubecontainer.RuntimeCache) *podAndContainerCollector {
|
||||
return &podAndContainerCollector{
|
||||
containerCache: containerCache,
|
||||
}
|
||||
}
|
||||
|
||||
// Custom collector for current pod and container counts.
|
||||
type podAndContainerCollector struct {
|
||||
// Cache for accessing information about running containers.
|
||||
containerCache kubecontainer.RuntimeCache
|
||||
}
|
||||
|
||||
// TODO(vmarmol): Split by source?
|
||||
var (
|
||||
runningPodCountDesc = prometheus.NewDesc(
|
||||
prometheus.BuildFQName("", KubeletSubsystem, "running_pod_count"),
|
||||
"Number of pods currently running",
|
||||
nil, nil)
|
||||
runningContainerCountDesc = prometheus.NewDesc(
|
||||
prometheus.BuildFQName("", KubeletSubsystem, "running_container_count"),
|
||||
"Number of containers currently running",
|
||||
nil, nil)
|
||||
)
|
||||
|
||||
func (pc *podAndContainerCollector) Describe(ch chan<- *prometheus.Desc) {
|
||||
ch <- runningPodCountDesc
|
||||
ch <- runningContainerCountDesc
|
||||
}
|
||||
|
||||
func (pc *podAndContainerCollector) Collect(ch chan<- prometheus.Metric) {
|
||||
runningPods, err := pc.containerCache.GetPods()
|
||||
if err != nil {
|
||||
klog.Warningf("Failed to get running container information while collecting metrics: %v", err)
|
||||
return
|
||||
}
|
||||
|
||||
runningContainers := 0
|
||||
for _, p := range runningPods {
|
||||
runningContainers += len(p.Containers)
|
||||
}
|
||||
ch <- prometheus.MustNewConstMetric(
|
||||
runningPodCountDesc,
|
||||
prometheus.GaugeValue,
|
||||
float64(len(runningPods)))
|
||||
ch <- prometheus.MustNewConstMetric(
|
||||
runningContainerCountDesc,
|
||||
prometheus.GaugeValue,
|
||||
float64(runningContainers))
|
||||
}
|
||||
|
||||
const configMapAPIPathFmt = "/api/v1/namespaces/%s/configmaps/%s"
|
||||
|
||||
func configLabels(source *corev1.NodeConfigSource) (map[string]string, error) {
|
||||
@ -488,8 +584,10 @@ func configLabels(source *corev1.NodeConfigSource) (map[string]string, error) {
|
||||
}
|
||||
|
||||
// track labels across metric updates, so we can delete old label sets and prevent leaks
|
||||
var assignedConfigLabels map[string]string = map[string]string{}
|
||||
var assignedConfigLabels map[string]string
|
||||
|
||||
// SetAssignedConfig tracks labels according to the assigned NodeConfig. It also tracks labels
|
||||
// across metric updates so old labels can be safely deleted.
|
||||
func SetAssignedConfig(source *corev1.NodeConfigSource) error {
|
||||
// compute the timeseries labels from the source
|
||||
labels, err := configLabels(source)
|
||||
@ -497,7 +595,9 @@ func SetAssignedConfig(source *corev1.NodeConfigSource) error {
|
||||
return err
|
||||
}
|
||||
// clean up the old timeseries (WithLabelValues creates a new one for each distinct label set)
|
||||
AssignedConfig.Delete(assignedConfigLabels)
|
||||
if !AssignedConfig.Delete(assignedConfigLabels) {
|
||||
klog.Warningf("Failed to delete metric for labels %v. This may result in ambiguity from multiple metrics concurrently indicating different assigned configs.", assignedConfigLabels)
|
||||
}
|
||||
// record the new timeseries
|
||||
assignedConfigLabels = labels
|
||||
// expose the new timeseries with a constant count of 1
|
||||
@ -506,8 +606,10 @@ func SetAssignedConfig(source *corev1.NodeConfigSource) error {
|
||||
}
|
||||
|
||||
// track labels across metric updates, so we can delete old label sets and prevent leaks
|
||||
var activeConfigLabels map[string]string = map[string]string{}
|
||||
var activeConfigLabels map[string]string
|
||||
|
||||
// SetActiveConfig tracks labels according to the NodeConfig that is currently used by the Kubelet.
|
||||
// It also tracks labels across metric updates so old labels can be safely deleted.
|
||||
func SetActiveConfig(source *corev1.NodeConfigSource) error {
|
||||
// compute the timeseries labels from the source
|
||||
labels, err := configLabels(source)
|
||||
@ -515,7 +617,9 @@ func SetActiveConfig(source *corev1.NodeConfigSource) error {
|
||||
return err
|
||||
}
|
||||
// clean up the old timeseries (WithLabelValues creates a new one for each distinct label set)
|
||||
ActiveConfig.Delete(activeConfigLabels)
|
||||
if !ActiveConfig.Delete(activeConfigLabels) {
|
||||
klog.Warningf("Failed to delete metric for labels %v. This may result in ambiguity from multiple metrics concurrently indicating different active configs.", activeConfigLabels)
|
||||
}
|
||||
// record the new timeseries
|
||||
activeConfigLabels = labels
|
||||
// expose the new timeseries with a constant count of 1
|
||||
@ -524,8 +628,10 @@ func SetActiveConfig(source *corev1.NodeConfigSource) error {
|
||||
}
|
||||
|
||||
// track labels across metric updates, so we can delete old label sets and prevent leaks
|
||||
var lastKnownGoodConfigLabels map[string]string = map[string]string{}
|
||||
var lastKnownGoodConfigLabels map[string]string
|
||||
|
||||
// SetLastKnownGoodConfig tracks labels according to the NodeConfig that was successfully applied last.
|
||||
// It also tracks labels across metric updates so old labels can be safely deleted.
|
||||
func SetLastKnownGoodConfig(source *corev1.NodeConfigSource) error {
|
||||
// compute the timeseries labels from the source
|
||||
labels, err := configLabels(source)
|
||||
@ -533,7 +639,9 @@ func SetLastKnownGoodConfig(source *corev1.NodeConfigSource) error {
|
||||
return err
|
||||
}
|
||||
// clean up the old timeseries (WithLabelValues creates a new one for each distinct label set)
|
||||
LastKnownGoodConfig.Delete(lastKnownGoodConfigLabels)
|
||||
if !LastKnownGoodConfig.Delete(lastKnownGoodConfigLabels) {
|
||||
klog.Warningf("Failed to delete metric for labels %v. This may result in ambiguity from multiple metrics concurrently indicating different last known good configs.", lastKnownGoodConfigLabels)
|
||||
}
|
||||
// record the new timeseries
|
||||
lastKnownGoodConfigLabels = labels
|
||||
// expose the new timeseries with a constant count of 1
|
||||
@ -541,6 +649,7 @@ func SetLastKnownGoodConfig(source *corev1.NodeConfigSource) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
// SetConfigError sets a the ConfigError metric to 1 in case any errors were encountered.
|
||||
func SetConfigError(err bool) {
|
||||
if err {
|
||||
ConfigError.Set(1)
|
||||
@ -549,6 +658,7 @@ func SetConfigError(err bool) {
|
||||
}
|
||||
}
|
||||
|
||||
// SetNodeName sets the NodeName Gauge to 1.
|
||||
func SetNodeName(name types.NodeName) {
|
||||
NodeName.WithLabelValues(string(name)).Set(1)
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user