36 lines
1.0 KiB
YAML
36 lines
1.0 KiB
YAML
# Gateway HPA — 流量入口, 流量波动大
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{{- $svc := .Values.services.gateway -}}
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{{- if and $svc.enabled $svc.hpa.enabled }}
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apiVersion: autoscaling/v2
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kind: HorizontalPodAutoscaler
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metadata:
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name: {{ include "topfans.fullname" . }}-gateway
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namespace: {{ .Values.namespace.name | default "topfans" }}
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labels:
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{{- include "topfans.labels" . | nindent 4 }}
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app.kubernetes.io/component: gateway
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spec:
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scaleTargetRef:
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apiVersion: apps/v1
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kind: Deployment
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name: {{ include "topfans.fullname" . }}-gateway
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minReplicas: {{ $svc.hpa.minReplicas | default 2 }}
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maxReplicas: {{ $svc.hpa.maxReplicas | default 10 }}
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metrics:
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- type: Resource
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resource:
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name: cpu
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target:
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type: Utilization
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averageUtilization: {{ $svc.hpa.targetCPU | default 60 }}
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behavior:
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scaleDown:
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stabilizationWindowSeconds: 300 # 5 min 内不连续降
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scaleUp:
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stabilizationWindowSeconds: 30
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policies:
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- type: Percent
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value: 100
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periodSeconds: 60
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{{- end }}
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