Kubernetes - Logging and Monitoring

node level metrics : CPU, memory, network, disk utilization
pod level metrics : CPU, memory consumption

Heapster is deprecated

metric server (in-memory)

• kubelet은 instructions 을 apiserver에서 받음

  • cAdvisor 포함, pod metrics를 metrics server 로 전달

Monitor Cluster Components

kubectl top node

Monitor Applications

kubectl top pod

Monitor Cluster Components Logs

Application Logs

kubectl logs -f <pod-name>
kubectl logs -f <pod-name> <container-name>

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