otelcollector/deploy/addon-chart/azure-monitor-metrics-addon/templates/ama-metrics-collector-hpa.yaml

{{- $arcExtensionSettings := include "arc-extension-settings" . | fromYaml }}
{{- if $arcExtensionSettings.hpaEnabled }}
{{- $amaMetricsHpa := include "ama-metrics-merge-custom-hpa" . | fromYaml }}
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: ama-metrics-hpa
  namespace: kube-system
  labels:
    component: ama-metrics-hpa
    kubernetes.azure.com/managedby: aks
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: ama-metrics
  minReplicas: {{ $amaMetricsHpa.amaMetricsMinReplicasFromHelper }}
  maxReplicas: {{ $amaMetricsHpa.amaMetricsMaxReplicasFromHelper }}
  metrics:
    - type: ContainerResource
      containerResource:
        name: memory
        container: prometheus-collector
        target:
          averageValue: 5Gi
          type: AverageValue
  behavior:
    scaleDown:
      stabilizationWindowSeconds: 300
      policies:
      - type: Pods
        value: 1
        periodSeconds: 300
{{- end }}