apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: server-autoscaler
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: server
  minReplicas: 2
  maxReplicas: 4
  metrics:
    - type: Resource
      resource:
        name: cpu
        target:
          type: Utilization
          averageUtilization: 60
  behavior:
    scaleUp:
      policies:
      - type: Pods
        value: 100
        periodSeconds: 10
    scaleDown:
      policies:
        - type: Pods
          value: 1
          periodSeconds: 300