uc-jenkins-update-center pod创建失败

kubesphere从2.0升级到2.1的过程中，遇到了kubesphere-devops-system 下的很多服务无法正常启动，现发现uc-jenkins-update-center 这个deploy无法正常创建对应的pod服务，报错如下：
status:
conditions:

• lastTransitionTime: 2020-03-28T13:03:32Z
  lastUpdateTime: 2020-03-28T13:23:01Z
  message: ReplicaSet “uc-jenkins-update-center-6869f47564″ has successfully progressed.
  reason: NewReplicaSetAvailable
  status: “True”
  type: Progressing

• lastTransitionTime: 2020-03-28T13:23:03Z
  lastUpdateTime: 2020-03-28T13:23:03Z
  message: Deployment does not have minimum availability.
  reason: MinimumReplicasUnavailable
  status: “False”
  type: Available

• lastTransitionTime: 2020-03-28T13:23:03Z
  lastUpdateTime: 2020-03-28T13:23:03Z
  message: ’pods “uc-jenkins-update-center-6869f47564-4ptwd” is forbidden: failed
  quota: kubesphere-devops-system: must specify limits.memory,requests.memory’
  reason: FailedCreate
  status: “True”
  type: ReplicaFailure
  observedGeneration: 6
  unavailableReplicas: 1

  quota: kubesphere-devops-system: must specify limits.memory,requests.memory’ 这一行报错感觉有些看不懂，请社区大佬解答下。