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https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-02 03:08:15 +00:00
Change kubelet metrics to conform guideline
This commit is contained in:
danielqsj
@@ -31,30 +31,42 @@ import (
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)
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const (
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KubeletSubsystem = "kubelet"
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NodeNameKey = "node_name"
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NodeLabelKey = "node"
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PodWorkerLatencyKey = "pod_worker_latency_microseconds"
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PodStartLatencyKey = "pod_start_latency_microseconds"
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CgroupManagerOperationsKey = "cgroup_manager_latency_microseconds"
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PodWorkerStartLatencyKey = "pod_worker_start_latency_microseconds"
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PLEGRelistLatencyKey = "pleg_relist_latency_microseconds"
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PLEGDiscardEventsKey = "pleg_discard_events"
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PLEGRelistIntervalKey = "pleg_relist_interval_microseconds"
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EvictionStatsAgeKey = "eviction_stats_age_microseconds"
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VolumeStatsCapacityBytesKey = "volume_stats_capacity_bytes"
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VolumeStatsAvailableBytesKey = "volume_stats_available_bytes"
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VolumeStatsUsedBytesKey = "volume_stats_used_bytes"
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VolumeStatsInodesKey = "volume_stats_inodes"
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VolumeStatsInodesFreeKey = "volume_stats_inodes_free"
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VolumeStatsInodesUsedKey = "volume_stats_inodes_used"
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KubeletSubsystem = "kubelet"
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NodeNameKey = "node_name"
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NodeLabelKey = "node"
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PodWorkerLatencyKey = "pod_worker_latency_seconds"
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PodStartLatencyKey = "pod_start_latency_seconds"
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CgroupManagerOperationsKey = "cgroup_manager_latency_seconds"
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PodWorkerStartLatencyKey = "pod_worker_start_latency_seconds"
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PLEGRelistLatencyKey = "pleg_relist_latency_seconds"
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PLEGDiscardEventsKey = "pleg_discard_events"
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PLEGRelistIntervalKey = "pleg_relist_interval_seconds"
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EvictionStatsAgeKey = "eviction_stats_age_seconds"
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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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DeprecatedPodWorkerStartLatencyKey = "pod_worker_start_latency_microseconds"
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DeprecatedPLEGRelistLatencyKey = "pleg_relist_latency_microseconds"
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DeprecatedPLEGRelistIntervalKey = "pleg_relist_interval_microseconds"
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DeprecatedEvictionStatsAgeKey = "eviction_stats_age_microseconds"
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VolumeStatsCapacityBytesKey = "volume_stats_capacity_bytes"
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VolumeStatsAvailableBytesKey = "volume_stats_available_bytes"
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VolumeStatsUsedBytesKey = "volume_stats_used_bytes"
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VolumeStatsInodesKey = "volume_stats_inodes"
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VolumeStatsInodesFreeKey = "volume_stats_inodes_free"
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VolumeStatsInodesUsedKey = "volume_stats_inodes_used"
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// Metrics keys of remote runtime operations
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RuntimeOperationsKey = "runtime_operations"
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RuntimeOperationsLatencyKey = "runtime_operations_latency_microseconds"
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RuntimeOperationsErrorsKey = "runtime_operations_errors"
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RuntimeOperationsKey = "runtime_operations_total"
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RuntimeOperationsLatencyKey = "runtime_operations_latency_seconds"
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RuntimeOperationsErrorsKey = "runtime_operations_errors_total"
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DeprecatedRuntimeOperationsKey = "runtime_operations"
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DeprecatedRuntimeOperationsLatencyKey = "runtime_operations_latency_microseconds"
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DeprecatedRuntimeOperationsErrorsKey = "runtime_operations_errors"
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// Metrics keys of device plugin operations
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DevicePluginRegistrationCountKey = "device_plugin_registration_count"
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DevicePluginAllocationLatencyKey = "device_plugin_alloc_latency_microseconds"
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DevicePluginRegistrationCountKey = "device_plugin_registration_total"
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DevicePluginAllocationLatencyKey = "device_plugin_alloc_latency_seconds"
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DeprecatedDevicePluginRegistrationCountKey = "device_plugin_registration_count"
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DeprecatedDevicePluginAllocationLatencyKey = "device_plugin_alloc_latency_microseconds"
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// Metric keys for node config
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AssignedConfigKey = "node_config_assigned"
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@@ -92,7 +104,7 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerLatencyKey,
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Help: "Latency in microseconds to sync a single pod. Broken down by operation type: create, update, or sync",
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Help: "Latency in seconds 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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@@ -100,14 +112,14 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodStartLatencyKey,
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Help: "Latency in microseconds for a single pod to go from pending to running.",
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Help: "Latency in seconds for a single pod to go from pending to running.",
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},
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)
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CgroupManagerLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: CgroupManagerOperationsKey,
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Help: "Latency in microseconds for cgroup manager operations. Broken down by method.",
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Help: "Latency in seconds 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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@@ -115,14 +127,14 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PodWorkerStartLatencyKey,
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Help: "Latency in microseconds from seeing a pod to starting a worker.",
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Help: "Latency in seconds from seeing a pod to starting a worker.",
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},
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)
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PLEGRelistLatency = prometheus.NewSummary(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistLatencyKey,
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Help: "Latency in microseconds for relisting pods in PLEG.",
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Help: "Latency in seconds for relisting pods in PLEG.",
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},
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)
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PLEGDiscardEvents = prometheus.NewCounterVec(
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@@ -137,7 +149,7 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: PLEGRelistIntervalKey,
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Help: "Interval in microseconds between relisting in PLEG.",
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Help: "Interval in seconds between relisting in PLEG.",
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},
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)
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// Metrics of remote runtime operations.
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@@ -153,7 +165,7 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: RuntimeOperationsLatencyKey,
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Help: "Latency in microseconds of runtime operations. Broken down by operation type.",
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Help: "Latency in seconds 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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@@ -185,6 +197,99 @@ var (
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DevicePluginAllocationLatencyKey,
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Help: "Latency in seconds to serve a device plugin Allocation request. Broken down by resource name.",
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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: "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: "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: "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: "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: "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: "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: "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: "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: "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: "Time between when stats are collected, and when pod is evicted based on those stats by eviction signal",
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},
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[]string{"eviction_signal"},
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)
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DeprecatedDevicePluginRegistrationCount = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedDevicePluginRegistrationCountKey,
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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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DeprecatedDevicePluginAllocationLatency = prometheus.NewSummaryVec(
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prometheus.SummaryOpts{
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Subsystem: KubeletSubsystem,
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Name: DeprecatedDevicePluginAllocationLatencyKey,
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Help: "Latency in microseconds to serve a device plugin Allocation request. Broken down by resource name.",
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},
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[]string{"resource_name"},
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@@ -263,6 +368,18 @@ func Register(containerCache kubecontainer.RuntimeCache, collectors ...prometheu
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prometheus.MustRegister(EvictionStatsAge)
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prometheus.MustRegister(DevicePluginRegistrationCount)
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prometheus.MustRegister(DevicePluginAllocationLatency)
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prometheus.MustRegister(DeprecatedPodWorkerLatency)
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prometheus.MustRegister(DeprecatedPodStartLatency)
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prometheus.MustRegister(DeprecatedCgroupManagerLatency)
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prometheus.MustRegister(DeprecatedPodWorkerStartLatency)
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prometheus.MustRegister(DeprecatedPLEGRelistLatency)
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prometheus.MustRegister(DeprecatedPLEGRelistInterval)
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prometheus.MustRegister(DeprecatedRuntimeOperations)
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prometheus.MustRegister(DeprecatedRuntimeOperationsLatency)
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prometheus.MustRegister(DeprecatedRuntimeOperationsErrors)
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prometheus.MustRegister(DeprecatedEvictionStatsAge)
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prometheus.MustRegister(DeprecatedDevicePluginRegistrationCount)
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prometheus.MustRegister(DeprecatedDevicePluginAllocationLatency)
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if utilfeature.DefaultFeatureGate.Enabled(features.DynamicKubeletConfig) {
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prometheus.MustRegister(AssignedConfig)
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prometheus.MustRegister(ActiveConfig)
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@@ -280,6 +397,11 @@ func SinceInMicroseconds(start time.Time) float64 {
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return float64(time.Since(start).Nanoseconds() / time.Microsecond.Nanoseconds())
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}
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// Gets the time since the specified start in seconds.
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func SinceInSeconds(start time.Time) float64 {
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return time.Since(start).Seconds()
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}
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func newPodAndContainerCollector(containerCache kubecontainer.RuntimeCache) *podAndContainerCollector {
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return &podAndContainerCollector{
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containerCache: containerCache,
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