GitHub user prabhjyotsingh opened a pull request: https://github.com/apache/zeppelin/pull/2683
ZEPPELIN-3072: Zeppelin UI becomes slow/unresponsive if there are too many notebooks ### What is this PR for? Zeppelin UI becomes slow/unresponsive if there are too many notebooks Have attached a notebook directory in [JIRA](https://issues.apache.org/jira/secure/attachment/12898650/notebook.zip) with 500+ notebooks, now with these notebooks, every time user goes to homepage Zeppelin UI becomes unresponsive for few seconds. ### What type of PR is it? [Bug Fix | Improvement] ### Todos * [ ] - Fix search box * [ ] - Order of notebook ### What is the Jira issue? * [ZEPPELIN-3072](https://issues.apache.org/jira/browse/ZEPPELIN-3072) ### How should this be tested? Create 500+ notebook, or import it from [JIRA](https://issues.apache.org/jira/secure/attachment/12898650/notebook.zip), now observe UI it becomes slow/laggy while homepage is rendering. ### Screenshots (if appropriate) Before:  After:  ### Questions: * Does the licenses files need update? N/A * Is there breaking changes for older versions? N/A * Does this needs documentation? N/A You can merge this pull request into a Git repository by running: $ git pull https://github.com/prabhjyotsingh/zeppelin ZEPPELIN-3072 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/zeppelin/pull/2683.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #2683 ---- commit 1fb119d4ae675697e409294a810b5767928d6ea8 Author: prabhjyotsingh <prabhjyotsi...@gmail.com> Date: 2017-11-21T11:30:48Z ZEPPELIN-3072: Zeppelin UI becomes slow/unresponsive if there are too many notebooks Change-Id: Ifd9973070ee09de698be354f657e01ba1645830c ---- ---