apiVersion: apps/v1 kind: Deployment metadata: name: whoami labels: kubernetes.courselabs.co: clusters spec: replicas: 4 selector: matchLabels: app: whoami template: metadata: labels: app: whoami spec: containers: - name: app image: sixeyed/whoami:21.04 tolerations: - key: "disk" operator: "Equal" value: "hdd" effect: "NoSchedule"