Documentation ¶
Index ¶
- Constants
- Variables
- func Register(containerCache kubecontainer.RuntimeCache, collectors ...prometheus.Collector)
- func SetActiveConfig(source *corev1.NodeConfigSource) error
- func SetAssignedConfig(source *corev1.NodeConfigSource) error
- func SetConfigError(err bool)
- func SetLastKnownGoodConfig(source *corev1.NodeConfigSource) error
- func SinceInMicroseconds(start time.Time) float64
Constants ¶
View Source
const ( KubeletSubsystem = "kubelet" PodWorkerLatencyKey = "pod_worker_latency_microseconds" PodStartLatencyKey = "pod_start_latency_microseconds" CgroupManagerOperationsKey = "cgroup_manager_latency_microseconds" PodWorkerStartLatencyKey = "pod_worker_start_latency_microseconds" PLEGRelistLatencyKey = "pleg_relist_latency_microseconds" PLEGRelistIntervalKey = "pleg_relist_interval_microseconds" EvictionStatsAgeKey = "eviction_stats_age_microseconds" VolumeStatsCapacityBytesKey = "volume_stats_capacity_bytes" VolumeStatsAvailableBytesKey = "volume_stats_available_bytes" VolumeStatsUsedBytesKey = "volume_stats_used_bytes" VolumeStatsInodesKey = "volume_stats_inodes" VolumeStatsInodesFreeKey = "volume_stats_inodes_free" VolumeStatsInodesUsedKey = "volume_stats_inodes_used" // Metrics keys of remote runtime operations RuntimeOperationsKey = "runtime_operations" RuntimeOperationsLatencyKey = "runtime_operations_latency_microseconds" RuntimeOperationsErrorsKey = "runtime_operations_errors" // Metrics keys of device plugin operations DevicePluginRegistrationCountKey = "device_plugin_registration_count" DevicePluginAllocationLatencyKey = "device_plugin_alloc_latency_microseconds" // Metric keys for node config AssignedConfigKey = "node_config_assigned" ActiveConfigKey = "node_config_active" LastKnownGoodConfigKey = "node_config_last_known_good" ConfigErrorKey = "node_config_error" ConfigSourceLabelKey = "node_config_source" ConfigSourceLabelValueLocal = "local" ConfigUIDLabelKey = "node_config_uid" ConfigResourceVersionLabelKey = "node_config_resource_version" KubeletConfigKeyLabelKey = "node_config_kubelet_key" )
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"}, ) PodStartLatency = prometheus.NewSummary( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: PodStartLatencyKey, Help: "Latency in microseconds for a single pod to go from pending to running.", }, ) CgroupManagerLatency = prometheus.NewSummaryVec( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: CgroupManagerOperationsKey, Help: "Latency in microseconds for cgroup 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.", }, ) 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"}, ) EvictionStatsAge = prometheus.NewSummaryVec( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: EvictionStatsAgeKey, Help: "Time between when stats are collected, and when pod is evicted based on those stats by eviction signal", }, []string{"eviction_signal"}, ) DevicePluginRegistrationCount = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: DevicePluginRegistrationCountKey, Help: "Cumulative number of device plugin registrations. Broken down by resource name.", }, []string{"resource_name"}, ) DevicePluginAllocationLatency = prometheus.NewSummaryVec( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: DevicePluginAllocationLatencyKey, Help: "Latency in microseconds to serve a device plugin Allocation request. Broken down by resource name.", }, []string{"resource_name"}, ) AssignedConfig = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: AssignedConfigKey, Help: "The node's understanding of intended config. The count is always 1.", }, []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.", }, []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.", }, []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.", }, ) )
Functions ¶
func Register ¶
func Register(containerCache kubecontainer.RuntimeCache, collectors ...prometheus.Collector)
Register all metrics.
func SetActiveConfig ¶ added in v1.11.0
func SetActiveConfig(source *corev1.NodeConfigSource) error
func SetAssignedConfig ¶ added in v1.11.0
func SetAssignedConfig(source *corev1.NodeConfigSource) error
func SetConfigError ¶ added in v1.11.0
func SetConfigError(err bool)
func SetLastKnownGoodConfig ¶ added in v1.11.0
func SetLastKnownGoodConfig(source *corev1.NodeConfigSource) error
func SinceInMicroseconds ¶
Gets the time since the specified start in microseconds.
Types ¶
This section is empty.
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