Documentation ¶
Index ¶
Constants ¶
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const ( KubeletSubsystem = "kubelet" PodWorkerLatencyKey = "pod_worker_latency_microseconds" PodStartLatencyKey = "pod_start_latency_microseconds" CgroupManagerOperationsKey = "cgroup_manager_latency_microseconds" DockerOperationsLatencyKey = "docker_operations_latency_microseconds" DockerOperationsKey = "docker_operations" DockerOperationsErrorsKey = "docker_operations_errors" DockerOperationsTimeoutKey = "docker_operations_timeout" PodWorkerStartLatencyKey = "pod_worker_start_latency_microseconds" PLEGRelistLatencyKey = "pleg_relist_latency_microseconds" PLEGRelistIntervalKey = "pleg_relist_interval_microseconds" 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" )
Variables ¶
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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. Broken down by podname.", }, ) 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.", }, ) // TODO(random-liu): Move the following docker metrics into shim once dockertools is deprecated. DockerOperationsLatency = prometheus.NewSummaryVec( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: DockerOperationsLatencyKey, Help: "Latency in microseconds of Docker operations. Broken down by operation type.", }, []string{"operation_type"}, ) DockerOperations = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: DockerOperationsKey, Help: "Cumulative number of Docker operations by operation type.", }, []string{"operation_type"}, ) DockerOperationsErrors = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: DockerOperationsErrorsKey, Help: "Cumulative number of Docker operation errors by operation type.", }, []string{"operation_type"}, ) DockerOperationsTimeout = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: DockerOperationsTimeoutKey, Help: "Cumulative number of Docker operation timeout by operation type.", }, []string{"operation_type"}, ) PLEGRelistLatency = prometheus.NewSummary( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: PLEGRelistLatencyKey, Help: "Latency in microseconds for relisting pods in PLEG.", }, ) PLEGRelistInterval = prometheus.NewSummary( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: PLEGRelistIntervalKey, Help: "Interval in microseconds between relisting in PLEG.", }, ) // Metrics of remote runtime operations. RuntimeOperations = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: RuntimeOperationsKey, Help: "Cumulative number of runtime operations by operation type.", }, []string{"operation_type"}, ) RuntimeOperationsLatency = prometheus.NewSummaryVec( prometheus.SummaryOpts{ Subsystem: KubeletSubsystem, Name: RuntimeOperationsLatencyKey, Help: "Latency in microseconds of runtime operations. Broken down by operation type.", }, []string{"operation_type"}, ) RuntimeOperationsErrors = prometheus.NewCounterVec( prometheus.CounterOpts{ Subsystem: KubeletSubsystem, Name: RuntimeOperationsErrorsKey, Help: "Cumulative number of runtime operation errors by operation type.", }, []string{"operation_type"}, ) 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"}, ) VolumeStatsCapacityBytes = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsCapacityBytesKey, Help: "Capacity in bytes of the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) VolumeStatsAvailableBytes = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsAvailableBytesKey, Help: "Number of available bytes in the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) VolumeStatsUsedBytes = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsUsedBytesKey, Help: "Number of used bytes in the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) VolumeStatsInodes = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsInodesKey, Help: "Maximum number of inodes in the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) VolumeStatsInodesFree = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsInodesFreeKey, Help: "Number of free inodes in the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) VolumeStatsInodesUsed = prometheus.NewGaugeVec( prometheus.GaugeOpts{ Subsystem: KubeletSubsystem, Name: VolumeStatsInodesUsedKey, Help: "Number of used inodes in the volume", }, []string{"namespace", "persistentvolumeclaim"}, ) )
Functions ¶
func SinceInMicroseconds ¶
Gets the time since the specified start in microseconds.
Types ¶
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