apiVersion: autoscaling/v2beta2  
kind: HorizontalPodAutoscaler
metadata:
  name: pi-cpu
  labels:
    kiamol: ch19
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: pi-web
  minReplicas: 1
  maxReplicas: 5  
  metrics:
  - type: Resource
    resource:
      name: cpu      
      target: 
        type: Utilization
        averageUtilization: 75
  behavior:
    scaleDown:
      stabilizationWindowSeconds: 30
      policies:
      - type: Percent
        value: 50
        periodSeconds: 15