zjffdu opened a new pull request #4113: URL: https://github.com/apache/zeppelin/pull/4113
### What is this PR for? This is experimental PR for fixing the zeppelin unresponsive issue. Regarding the jstack, it seems blocked in `NotebookSocket#send` method, this PR change it from sync call to async call. ### What type of PR is it? [Bug Fix ] ### Todos * [ ] - Task ### What is the Jira issue? * https://issues.apache.org/jira/browse/ZEPPELIN-5343 ### How should this be tested? * CI ### Screenshots (if appropriate) ### Questions: * Does the licenses files need update? No * Is there breaking changes for older versions? No * Does this needs documentation? No -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
