Github user bzz commented on the issue:
https://github.com/apache/zeppelin/pull/1376
RAT service taking too much input seems to be the issue here. I think it is
reproducable on local env as under
[ZEPPELIN-278](https://issues.apache.org/jira/browse/ZEPPELIN-278)
---
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.
---