add file

README.md

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+# DOCS
+
+https://notes.leskientz.ovh/doc/k3s-installation-deploiement-auto-scaling-ORYYqZiQPb

deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: web
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: web
+  template:
+    metadata:
+      labels:
+        app: web
+    spec:
+      containers:
+      - name: web
+        image: nginx
+        resources:
+          requests:
+            cpu: "100m"
+          limits:
+            cpu: "500m"

hpa.yaml

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+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: web-hpa
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: web
+  minReplicas: 1
+  maxReplicas: 5
+  metrics:
+  - type: Resource
+    resource:
+      name: cpu
+      target:
+        type: Utilization
+        averageUtilization: 50

ingress.yaml

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+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: web
+spec:
+  rules:
+  - host: web.local
+    http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: web
+            port:
+              number: 80

service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: web
+spec:
+  selector:
+    app: web
+  ports:
+    - port: 80
+      targetPort: 80