k8s metrics-server 설치

metrics-server 설치

	kubectl apply -f https://github.com/kubernetes-sigs/metrics-server/releases/latest/download/components.yaml

 

deploy 수정 

kubectl edit deploy metrics-server -n kube-system

 

추가 사항 

"- --kubelet-insecure-tls" 

spec:
      containers:
      - args:
        - --cert-dir=/tmp
        - --secure-port=4443
        - --kubelet-preferred-address-types=InternalIP,ExternalIP,Hostname
        - --kubelet-use-node-status-port
        - --metric-resolution=15s
        - --kubelet-insecure-tls   # <-------- 줄 추가

 

"hostNetwork: true" 

        terminationMessagePath: /dev/termination-log
        terminationMessagePolicy: File
        volumeMounts:
        - mountPath: /tmp
          name: tmp-dir
      dnsPolicy: ClusterFirst
      hostNetwork: true         # <------------추가 
      nodeSelector:
        kubernetes.io/os: linux

 

동작 확인 

kubectl top node
kubectl top po -A