MicroK8s : क्षैतिज पॉड ऑटोस्केलर2024/06/14

apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    run: my-nginx
  name: my-nginx
spec:
  replicas: 1
  selector:
    matchLabels:
      run: my-nginx
  template:
    metadata:
      labels:
        run: my-nginx
    spec:
      containers:
      - image: nginx
        name: my-nginx
        resources:
          # अनुरोध : पॉड बनाते समय न्यूनतम आवश्यक संसाधन सेट करें
          requests:
            # 250m : 0.25 CPU
            cpu: 250m
            memory: 64Mi
          # अधिकतम संसाधन निर्धारित करें
          limits:
            cpu: 500m
            memory: 128Mi

apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: my-nginx-hpa
  namespace: default
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    # लक्ष्य परिनियोजन नाम
    name: my-nginx
  minReplicas: 1
  # प्रतिकृतियों की अधिकतम संख्या
  maxReplicas: 4
  metrics:
  - type: Resource
    resource:
      # यदि लक्ष्य CPU उपयोग 20% से अधिक है तो स्केल करें
      name: cpu
      target:
        type: Utilization
        averageUtilization: 20

deployment.apps/my-nginx created
horizontalpodautoscaler.autoscaling/my-nginx-hpa created

NAME                        READY   STATUS    RESTARTS   AGE
my-nginx-566ff895cb-fvgjj   1/1     Running   0          7s

NAME                        CPU(cores)   MEMORY(bytes)
my-nginx-566ff895cb-fvgjj   0m           7Mi

NAME           REFERENCE             TARGETS   MINPODS   MAXPODS   REPLICAS   AGE
my-nginx-hpa   Deployment/my-nginx   0%/20%    1         4         1          80s

NAME           REFERENCE             TARGETS    MINPODS   MAXPODS   REPLICAS   AGE
my-nginx-hpa   Deployment/my-nginx   200%/20%   1         4         2          3m31s

NAME                        READY   STATUS    RESTARTS   AGE
my-nginx-566ff895cb-524l9   1/1     Running   0          17s
my-nginx-566ff895cb-fvgjj   1/1     Running   0          3m47s
my-nginx-566ff895cb-ksmq6   1/1     Running   0          17s
my-nginx-566ff895cb-xq2wp   1/1     Running   0          32s

NAME                        CPU(cores)   MEMORY(bytes)
my-nginx-566ff895cb-524l9   3m           7Mi
my-nginx-566ff895cb-fvgjj   0m           8Mi
my-nginx-566ff895cb-ksmq6   3m           7Mi
my-nginx-566ff895cb-xq2wp   0m           7Mi