Github user revans2 commented on the pull request:
https://github.com/apache/storm/pull/1326#issuecomment-208385581
The only reason to cancel them is to avoid a memory leak, and mostly in the
tests, because for the worker when we do it when the worker is shutting down.
---
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 infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
