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Kubernetes HorizontalPodAutoscaler Example Programs

March 26, 2021 comments off 
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: hpa-example
spec:
  replicas: 3
  template:
    metadata:
      labels:
        app: hpa-example
    spec:
      containers:
      - name: hpa-example
        image: gcr.io/google_containers/hpa-example
        ports:
        - name: http-port
          containerPort: 80
        resources:
          requests:
            cpu: 200m
---
apiVersion: v1
kind: Service
metadata:
  name: hpa-example
spec:
  ports:
  - port: 31001
    nodePort: 31001
    targetPort: http-port
    protocol: TCP
  selector:
    app: hpa-example
  type: NodePort
---
apiVersion: autoscaling/v1
kind: HorizontalPodAutoscaler
metadata:
  name: hpa-example-autoscaler
spec:
  scaleTargetRef:
    apiVersion: extensions/v1beta1
    kind: Deployment
    name: hpa-example
  minReplicas: 1
  maxReplicas: 10
  targetCPUUtilizationPercentage: 50
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