[jira] [Created] (YARN-1780) Improve logging in timeline service

[Zhijie Shen (JIRA)]

Zhijie Shen created YARN-1780:
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             Summary: Improve logging in timeline service
                 Key: YARN-1780
                 URL: https://issues.apache.org/jira/browse/YARN-1780
             Project: Hadoop YARN
          Issue Type: Sub-task
            Reporter: Zhijie Shen
            Assignee: Zhijie Shen


The server side of timeline service is lacking logging information, which makes 
debugging difficult



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