Github user twalthr commented on the issue:
https://github.com/apache/flink/pull/2968
Thanks for working on this @wuchong. I will review this next week.--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at [email protected] or file a JIRA ticket with INFRA. ---
