15-upgrade-strategy.yaml

---
apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
    app: webapp
  name: webapp
  namespace: ckad00015
spec:
  replicas: 1
  selector:
    matchLabels:
      app: webapp
  strategy: 
    rollingUpdate:
      maxSurge: 10%
      maxUnavailable: 4
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: webapp
    spec:
      containers:
      - image: nginx:1.16
        name: nginx
        ports:
        - containerPort: 80
          name: http
          protocol: TCP