kubelet

kubelet

kubectl get --raw /api/v1/nodes/<nodeName>/proxy/metrics

kubectl get --raw /api/v1/nodes/<nodeName>/proxy/metrics/cadvisor

kubectl get --raw /api/v1/nodes/<nodeName>/proxy/metrics/probes

설치

kube-prometheus-stack

kube-prometheus-stack-values.yaml

kubernetesServiceMonitors:
  enabled: true

kubelet:
  enabled: true

  serviceMonitor:
    additionalLabels: {}

prometheusOperator:
  enabled: true

  kubeletService:
    enabled: true
    namespace: kube-system
    # '{{ template "kube-prometheus-stack.fullname" . }}-kubelet' by default
    name: ""

Metrics

• https://kubernetes.io/docs/reference/instrumentation/metrics/
• https://github.com/google/cadvisor/blob/master/docs/storage/prometheus.md

• container
  • cpu
    • CPU 사용량: sum by(pod) (rate(container_cpu_usage_seconds_total[2m]))