K8s useful resources

deploy-and-svc.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx
spec:
  selector:
    matchLabels:
      app: nginx
  template:
    metadata:
      labels:
        app: nginx
    spec:
      # nodeName: toto
      containers:
      - name: nginx
        image: yogeek/pinginx
        resources:
          requests:
            memory: "32Mi"
            cpu: "100m"
          limits:
            memory: "128Mi"
            cpu: "500m"
        ports:
        - containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
  name: nginx
spec:
  selector:
    app: nginx
  ports:
  - name: http
    port: 8080
    protocol : TCP
    targetPort: 80

pod-to-specific-nodegroup.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: pause-deployment
spec:
  replicas: 1
  selector:
    matchLabels:
      app: pause-app
  template:
    metadata:
      labels:
        app: pause-app
    spec:
      containers:
      - name: pause-container
        image: k8s.gcr.io/pause:3.4.1
        resources:
          limits:
            memory: 20Mi
          requests:
            cpu: '10m'
            memory: 10Mi
      nodeSelector:
        node_group: <NODE_GROUP>
      tolerations:
      - effect: NoSchedule
        key: node_group
        operator: Equal
        value: <NODE_GROUP>