apiVersion: apps/v1
kind: Deployment
metadata:
  name: jtk
spec:
  replicas: 1
  selector:
    matchLabels:
      pod: demo
  template:
    metadata:
      name: pod
    spec:
      containers:
      - name: one
        image: busybox
        args:
        - sleep
        - 3600
        volumeMounts:
        - name: scratch
          mountPath: /jtk
      volumes:
      - name: scratch
        emptyDir: {}