apiVersion: apps/v1 kind: ReplicaSet metadata: name: frontend labels: app: guestbook tier: frontend spec: # 케이스에 따라 레플리카를 수정한다. replicas: 3 selector: matchLabels: tier: frontend template: metadata: labels: tier: frontend spec: containers: - name: php-redis image: gcr.io/google_samples/gb-frontend:v3