metrics

Documentation

Index

• Variables
• func PrintSample(sample *model.Sample) string
• type ApiServerMetrics
  • func NewApiServerMetrics() ApiServerMetrics
• type ControllerManagerMetrics
  • func NewControllerManagerMetrics() ControllerManagerMetrics
• type KubeletMetrics
  • func NewKubeletMetrics() KubeletMetrics
• type Metrics
  • func NewMetrics() Metrics
• type MetricsCollection
• type MetricsGrabber
  • func NewMetricsGrabber(c *client.Client, kubelets bool, scheduler bool, controllers bool, ...) (*MetricsGrabber, error)
  • func (g *MetricsGrabber) Grab(unknownMetrics sets.String) (MetricsCollection, error)
  • func (g *MetricsGrabber) GrabFromApiServer(unknownMetrics sets.String) (ApiServerMetrics, error)
  • func (g *MetricsGrabber) GrabFromControllerManager(unknownMetrics sets.String) (ControllerManagerMetrics, error)
  • func (g *MetricsGrabber) GrabFromKubelet(nodeName string, unknownMetrics sets.String) (KubeletMetrics, error)
  • func (g *MetricsGrabber) GrabFromScheduler(unknownMetrics sets.String) (SchedulerMetrics, error)
• type SchedulerMetrics
  • func NewSchedulerMetrics() SchedulerMetrics

Variables

var CommonMetrics = map[string][]string{
	"get_token_count":                          {},
	"get_token_fail_count":                     {},
	"go_gc_duration_seconds":                   {"quantile"},
	"go_gc_duration_seconds_count":             {},
	"go_gc_duration_seconds_sum":               {},
	"go_goroutines":                            {},
	"http_request_duration_microseconds":       {"handler", "quantile"},
	"http_request_duration_microseconds_count": {"handler"},
	"http_request_duration_microseconds_sum":   {"handler"},
	"http_request_size_bytes":                  {"handler", "quantile"},
	"http_request_size_bytes_count":            {"handler"},
	"http_request_size_bytes_sum":              {"handler"},
	"http_requests_total":                      {"handler", "method", "code"},
	"http_response_size_bytes":                 {"handler", "quantile"},
	"http_response_size_bytes_count":           {"handler"},
	"http_response_size_bytes_sum":             {"handler"},
	"kubernetes_build_info":                    {"major", "minor", "gitCommit", "gitTreeState", "gitVersion"},
	"process_cpu_seconds_total":                {},
	"process_max_fds":                          {},
	"process_open_fds":                         {},
	"process_resident_memory_bytes":            {},
	"process_start_time_seconds":               {},
	"process_virtual_memory_bytes":             {},
	"ssh_tunnel_open_count":                    {},
	"ssh_tunnel_open_fail_count":               {},
}

var KnownApiServerMetrics = map[string][]string{
	"apiserver_request_count":                        {"verb", "resource", "client", "code"},
	"apiserver_request_latencies_bucket":             {"verb", "resource", "le"},
	"apiserver_request_latencies_count":              {"verb", "resource"},
	"apiserver_request_latencies_sum":                {"verb", "resource"},
	"apiserver_request_latencies_summary":            {"verb", "resource", "quantile"},
	"apiserver_request_latencies_summary_count":      {"verb", "resource"},
	"apiserver_request_latencies_summary_sum":        {"verb", "resource"},
	"etcd_helper_cache_entry_count":                  {},
	"etcd_helper_cache_hit_count":                    {},
	"etcd_helper_cache_miss_count":                   {},
	"etcd_request_cache_add_latencies_summary":       {"quantile"},
	"etcd_request_cache_add_latencies_summary_count": {},
	"etcd_request_cache_add_latencies_summary_sum":   {},
	"etcd_request_cache_get_latencies_summary":       {"quantile"},
	"etcd_request_cache_get_latencies_summary_count": {},
	"etcd_request_cache_get_latencies_summary_sum":   {},
	"etcd_request_latencies_summary":                 {"operation", "type", "quantile"},
	"etcd_request_latencies_summary_count":           {"operation", "type"},
	"etcd_request_latencies_summary_sum":             {"operation", "type"},
	"rest_client_request_latency_microseconds":       {"url", "verb", "quantile"},
	"rest_client_request_latency_microseconds_count": {"url", "verb"},
	"rest_client_request_latency_microseconds_sum":   {"url", "verb"},
	"rest_client_request_status_codes":               {"code", "host", "method"},
}

var KnownControllerManagerMetrics = map[string][]string{
	"etcd_helper_cache_entry_count":                  {},
	"etcd_helper_cache_hit_count":                    {},
	"etcd_helper_cache_miss_count":                   {},
	"etcd_request_cache_add_latencies_summary":       {"quantile"},
	"etcd_request_cache_add_latencies_summary_count": {},
	"etcd_request_cache_add_latencies_summary_sum":   {},
	"etcd_request_cache_get_latencies_summary":       {"quantile"},
	"etcd_request_cache_get_latencies_summary_count": {},
	"etcd_request_cache_get_latencies_summary_sum":   {},
	"get_token_count":                                {},
	"get_token_fail_count":                           {},
	"rest_client_request_latency_microseconds":       {"url", "verb", "quantile"},
	"rest_client_request_latency_microseconds_count": {"url", "verb"},
	"rest_client_request_latency_microseconds_sum":   {"url", "verb"},
	"rest_client_request_status_codes":               {"method", "code", "host"},
}

var KnownKubeletMetrics = map[string][]string{
	"cadvisor_version_info":                                  {"cadvisorRevision", "cadvisorVersion", "dockerVersion", "kernelVersion", "osVersion"},
	"container_cpu_system_seconds_total":                     {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_cpu_usage_seconds_total":                      {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name", "cpu"},
	"container_cpu_user_seconds_total":                       {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_io_current":                                {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_io_time_seconds_total":                     {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_io_time_weighted_seconds_total":            {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_limit_bytes":                               {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_read_seconds_total":                        {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_reads_merged_total":                        {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_reads_total":                               {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_sector_reads_total":                        {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_sector_writes_total":                       {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_usage_bytes":                               {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_write_seconds_total":                       {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_writes_merged_total":                       {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_fs_writes_total":                              {"device", "id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_last_seen":                                    {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_memory_failcnt":                               {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_memory_failures_total":                        {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name", "scope", "type"},
	"container_memory_usage_bytes":                           {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_memory_working_set_bytes":                     {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_receive_bytes_total":                  {"id", "interface", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_receive_errors_total":                 {"id", "image", "interface", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_receive_packets_dropped_total":        {"id", "image", "interface", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_receive_packets_total":                {"id", "image", "interface", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_transmit_bytes_total":                 {"id", "interface", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_transmit_errors_total":                {"id", "interface", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_transmit_packets_dropped_total":       {"id", "interface", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_network_transmit_packets_total":               {"id", "interface", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_scrape_error":                                 {},
	"container_spec_cpu_shares":                              {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_spec_memory_limit_bytes":                      {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_spec_memory_swap_limit_bytes":                 {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_start_time_seconds":                           {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name"},
	"container_tasks_state":                                  {"id", "image", "kubernetes_container_name", "kubernetes_namespace", "kubernetes_pod_name", "name", "state"},
	"kubelet_container_manager_latency_microseconds":         {"operation_type", "quantile"},
	"kubelet_container_manager_latency_microseconds_count":   {"operation_type"},
	"kubelet_container_manager_latency_microseconds_sum":     {"operation_type"},
	"kubelet_containers_per_pod_count":                       {"quantile"},
	"kubelet_containers_per_pod_count_count":                 {},
	"kubelet_containers_per_pod_count_sum":                   {},
	"kubelet_docker_errors":                                  {"operation_type"},
	"kubelet_docker_operations_latency_microseconds":         {"operation_type", "quantile"},
	"kubelet_docker_operations_latency_microseconds_count":   {"operation_type"},
	"kubelet_docker_operations_latency_microseconds_sum":     {"operation_type"},
	"kubelet_generate_pod_status_latency_microseconds":       {"quantile"},
	"kubelet_generate_pod_status_latency_microseconds_count": {},
	"kubelet_generate_pod_status_latency_microseconds_sum":   {},
	"kubelet_pleg_relist_latency_microseconds":               {"quantile"},
	"kubelet_pleg_relist_latency_microseconds_sum":           {},
	"kubelet_pleg_relist_latency_microseconds_count":         {},
	"kubelet_pleg_relist_interval_microseconds":              {"quantile"},
	"kubelet_pleg_relist_interval_microseconds_sum":          {},
	"kubelet_pleg_relist_interval_microseconds_count":        {},
	"kubelet_pod_start_latency_microseconds":                 {"quantile"},
	"kubelet_pod_start_latency_microseconds_count":           {},
	"kubelet_pod_start_latency_microseconds_sum":             {},
	"kubelet_pod_worker_latency_microseconds":                {"operation_type", "quantile"},
	"kubelet_pod_worker_latency_microseconds_count":          {"operation_type"},
	"kubelet_pod_worker_latency_microseconds_sum":            {"operation_type"},
	"kubelet_pod_worker_start_latency_microseconds":          {"quantile"},
	"kubelet_pod_worker_start_latency_microseconds_count":    {},
	"kubelet_pod_worker_start_latency_microseconds_sum":      {},
	"kubelet_running_container_count":                        {},
	"kubelet_running_pod_count":                              {},
	"kubelet_sync_pods_latency_microseconds":                 {"quantile"},
	"kubelet_sync_pods_latency_microseconds_count":           {},
	"kubelet_sync_pods_latency_microseconds_sum":             {},
	"machine_cpu_cores":                                      {},
	"machine_memory_bytes":                                   {},
	"rest_client_request_latency_microseconds":               {"quantile", "url", "verb"},
	"rest_client_request_latency_microseconds_count":         {"url", "verb"},
	"rest_client_request_latency_microseconds_sum":           {"url", "verb"},
	"rest_client_request_status_codes":                       {"code", "host", "method"},
}

var KnownSchedulerMetrics = map[string][]string{
	"rest_client_request_latency_microseconds":                  {"url", "verb", "quantile"},
	"rest_client_request_latency_microseconds_count":            {"url", "verb"},
	"rest_client_request_latency_microseconds_sum":              {"url", "verb"},
	"rest_client_request_status_codes":                          {"code", "host", "method"},
	"scheduler_binding_latency_microseconds":                    {"quantile"},
	"scheduler_binding_latency_microseconds_count":              {},
	"scheduler_binding_latency_microseconds_sum":                {},
	"scheduler_binding_ratelimiter_saturation":                  {},
	"scheduler_e2e_scheduling_latency_microseconds":             {"quantile"},
	"scheduler_e2e_scheduling_latency_microseconds_count":       {},
	"scheduler_e2e_scheduling_latency_microseconds_sum":         {},
	"scheduler_scheduling_algorithm_latency_microseconds":       {"quantile"},
	"scheduler_scheduling_algorithm_latency_microseconds_count": {},
	"scheduler_scheduling_algorithm_latency_microseconds_sum":   {},
}

var KubeletMetricsLabelsToSkip = sets.NewString(
	"kubernetes_namespace",
	"image",
	"name",
)

Functions

func PrintSample

func PrintSample(sample *model.Sample) string

Types

type ApiServerMetrics

type ApiServerMetrics Metrics

func NewApiServerMetrics

func NewApiServerMetrics() ApiServerMetrics

type ControllerManagerMetrics

type ControllerManagerMetrics Metrics

func NewControllerManagerMetrics

func NewControllerManagerMetrics() ControllerManagerMetrics

type KubeletMetrics

type KubeletMetrics Metrics

func NewKubeletMetrics

func NewKubeletMetrics() KubeletMetrics

type Metrics

type Metrics map[string]model.Samples

func NewMetrics

func NewMetrics() Metrics

type MetricsCollection

type MetricsCollection struct {
	ApiServerMetrics         ApiServerMetrics
	ControllerManagerMetrics ControllerManagerMetrics
	KubeletMetrics           map[string]KubeletMetrics
	SchedulerMetrics         SchedulerMetrics
}

type MetricsGrabber

type MetricsGrabber struct {
	// contains filtered or unexported fields
}

func NewMetricsGrabber

func NewMetricsGrabber(c *client.Client, kubelets bool, scheduler bool, controllers bool, apiServer bool) (*MetricsGrabber, error)

func (*MetricsGrabber) Grab

func (g *MetricsGrabber) Grab(unknownMetrics sets.String) (MetricsCollection, error)

func (*MetricsGrabber) GrabFromApiServer

func (g *MetricsGrabber) GrabFromApiServer(unknownMetrics sets.String) (ApiServerMetrics, error)

func (*MetricsGrabber) GrabFromControllerManager

func (g *MetricsGrabber) GrabFromControllerManager(unknownMetrics sets.String) (ControllerManagerMetrics, error)

func (*MetricsGrabber) GrabFromKubelet

func (g *MetricsGrabber) GrabFromKubelet(nodeName string, unknownMetrics sets.String) (KubeletMetrics, error)

func (*MetricsGrabber) GrabFromScheduler

func (g *MetricsGrabber) GrabFromScheduler(unknownMetrics sets.String) (SchedulerMetrics, error)

type SchedulerMetrics

type SchedulerMetrics Metrics

func NewSchedulerMetrics

func NewSchedulerMetrics() SchedulerMetrics