HorizontalPodAutoscaler多副本高比例

我的API对象(helm):

apiVersion: autoscaling/v2beta1
kind: HorizontalPodAutoscaler
metadata:
  name: {{ required "A valid service.name entry required!" .Values.service.name }}
  labels:
    app: {{ .Values.service.name }}
    version: {{ .Values.image.tag | quote }}
    chart: {{ template "nodejs.chart" . }}
    release: "{{ .Release.Name }}-{{ .Values.image.tag }}"
    heritage: {{ .Release.Service }}
spec:
  scaleTargetRef:
    apiVersion: apps/v1beta1
    kind: Deployment
    name: {{ required "A valid service.name entry required!" .Values.service.name }}
  minReplicas: {{ .Values.autoscaling.minReplicas }}
  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
  metrics:
  - type: Resource
    resource:
      name: cpu
      targetAverageValue: {{ required "A valid autoscaling.cpuTargetValue entry is required" .Values.autoscaling.cpuTargetValue }}
  - type: Resource
    resource:
      name: memory
      targetAverageValue: {{ required "A valid autoscaling.memoryTargetValue entry is required" .Values.autoscaling.memoryTargetValue }}