[Improvement][K8S] kubernetesApplicationOperation Using Informer instead of list

[zwangsheng]

Code of Conduct

• I agree to follow this project's Code of Conduct

Search before asking

• I have searched in the issues and found no similar issues.

What would you like to be improved?

KubernetesApplicationOperation makes too many requests to the kubernetes api server (in list form) when a large number of tasks are submitted at the same time, causing some stress.

How should we improve?

https://github.com/fabric8io/kubernetes-client/blob/master/kubernetes-examples/src/main/java/io/fabric8/kubernetes/examples/SharedInformerExample.java

Are you willing to submit PR?

• Yes. I would be willing to submit a PR with guidance from the Kyuubi community to improve.
• No. I cannot submit a PR at this time.