Volumes

Hostpath

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: my-deployment
spec:
  replicas: 1
  selector:
    matchLabels:
      app: my-app
  template:
    metadata:
      labels:
        app: my-app
    spec:
      containers:
      - image: nginx:1.20
        name: nginx
        ports:
        - containerPort: 80
        resources:
          requests:
            cpu: 50m
            memory: 100Mi
          limits:
            cpu: 100m
            memory: 100Mi
        volumeMounts:
        - name: data
          mountPath: /files
      volumes:
      - name: data
        hostPath:
          path: /data_pod

EmptyDir

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: my-deployment
spec:
  replicas: 1
  selector:
    matchLabels:
      app: my-app
  template:
    metadata:
      labels:
        app: my-app
    spec:
      containers:
      - image: nginx:1.20
        name: nginx
        ports:
        - containerPort: 80
        resources:
          requests:
            cpu: 50m
            memory: 100Mi
          limits:
            cpu: 100m
            memory: 100Mi
        volumeMounts:
        - name: data
          mountPath: /files
      volumes:
      - name: data
        emptyDir: {}