volcano webhook sometimes rejects pod creating when there are multiple schedulers

[lowang-bh]

What happened:

admission webhook "validatepod.volcano.sh" denied the request: failed
      to get PodGroup for pod <default/deploy-with-kubebatch-548c447768-97l6n>: podgroups.scheduling.volcano.sh
      "deploy-with-kubebatch-pg" not found

What you expected to happen:

volcano webhook should not reject creating pods which is not scheduled by volcano.

How to reproduce it (as minimally and precisely as possible):

Anything else we need to know?:

This phenomenon does not always occur. I have met it twice.

Environment:

• Volcano Version: master branch
• Kubernetes version (use kubectl version):
• Cloud provider or hardware configuration:
• OS (e.g. from /etc/os-release):
• Kernel (e.g. uname -a):
• Install tools:
• Others:

[lowang-bh]

similar issue about webhook: Volcano admission webhook periodically fails to allow creation of pod group due to Unathorized #2853

[Monokaix]

Is this same as the issue you mentioned?