k8s YAML字段太多，记不住怎么办

• 用create命令生成
  kubectl create deployment nginx --image=nginx:1.16 -o yaml --dry-run=client > my-deploy.yaml

• 用get命令导出
  kubectl get deploymentnginx-o yaml > my-deploy.yaml

• Pod容器的字段拼写忘记了
  kubectl explain pods.spec.containers
  kubectl explain deployment