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kubelet metrics: add pod resources get metrics
Signed-off-by: Moshe Levi <moshele@nvidia.com>
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@ -78,6 +78,8 @@ const (
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PodResourcesEndpointRequestsGetAllocatableKey = "pod_resources_endpoint_requests_get_allocatable"
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PodResourcesEndpointErrorsListKey = "pod_resources_endpoint_errors_list"
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PodResourcesEndpointErrorsGetAllocatableKey = "pod_resources_endpoint_errors_get_allocatable"
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PodResourcesEndpointRequestsGetKey = "pod_resources_endpoint_requests_get"
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PodResourcesEndpointErrorsGetKey = "pod_resources_endpoint_errors_get"
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// Metrics keys for RuntimeClass
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RunPodSandboxDurationKey = "run_podsandbox_duration_seconds"
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@ -441,6 +443,30 @@ var (
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[]string{"server_api_version"},
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)
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// PodResourcesEndpointRequestsGetCount is a Counter that tracks the number of requests to the PodResource Get() endpoint.
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// Broken down by server API version.
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PodResourcesEndpointRequestsGetCount = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: PodResourcesEndpointRequestsGetKey,
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Help: "Number of requests to the PodResource Get endpoint. Broken down by server api version.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"server_api_version"},
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)
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// PodResourcesEndpointErrorsGetCount is a Counter that tracks the number of errors returned by he PodResource List() endpoint.
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// Broken down by server API version.
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PodResourcesEndpointErrorsGetCount = metrics.NewCounterVec(
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&metrics.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: PodResourcesEndpointErrorsGetKey,
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Help: "Number of requests to the PodResource Get endpoint which returned error. Broken down by server api version.",
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StabilityLevel: metrics.ALPHA,
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},
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[]string{"server_api_version"},
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)
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// RunPodSandboxDuration is a Histogram that tracks the duration (in seconds) it takes to run Pod Sandbox operations.
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// Broken down by RuntimeClass.Handler.
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RunPodSandboxDuration = metrics.NewHistogramVec(
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@ -759,6 +785,10 @@ func Register(collectors ...metrics.StableCollector) {
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legacyregistry.MustRegister(PodResourcesEndpointErrorsListCount)
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legacyregistry.MustRegister(PodResourcesEndpointErrorsGetAllocatableCount)
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}
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if utilfeature.DefaultFeatureGate.Enabled(features.KubeletPodResourcesGet) {
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legacyregistry.MustRegister(PodResourcesEndpointRequestsGetCount)
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legacyregistry.MustRegister(PodResourcesEndpointErrorsGetCount)
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}
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}
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legacyregistry.MustRegister(StartedPodsTotal)
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legacyregistry.MustRegister(StartedPodsErrorsTotal)
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