apiVersion: apps/v1
kind: Deployment
metadata:
  name: hello-openshift
spec:
  selector:
    matchLabels:
      app: hello-openshift
  replicas: 10
  template:
    metadata:
      labels:
        app: hello-openshift
    spec:
      containers:
      - name: hello-openshift
        image: openshift/hello-openshift
        ports:
        - containerPort: 80
  strategy:
    rollingUpdate:
      maxSurge: 3
      maxUnavailable: 2
    type: RollingUpdate