[ZEPPELIN-3381] Scheduler hang as no NotebookServer reaction

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 0.7.3
• Labels: framework scheduler
• Assignee: Unassigned
• Reporter: Qiuyi He
• Created: 03/Apr/18 05:58
• Updated: 03/Apr/18 09:58

Description

Paragraphs hung as Scheduler started the job twice but only one NotebookServer reacted.

INFO [2018-04-03 07:00:02,091] ({pool-2-thread-84} SchedulerFactory.java[jobStarted]:131) - Job paragraph_1522327183700_-500303177 started by scheduler org.apache.zeppelin.interpreter.remote.RemoteInterpreter1525722755
INFO [2018-04-03 07:00:02,092] ({pool-2-thread-84} Paragraph.java[jobRun]:362) - run paragraph 20180329-193046_1260402031 using odps org.apache.zeppelin.interpreter.LazyOpenInterpreter@714271f0
INFO [2018-04-03 07:00:02,592] ({pool-2-thread-82} SchedulerFactory.java[jobStarted]:131) - Job paragraph_1522326316314_-1247530392 started by scheduler org.apache.zeppelin.interpreter.remote.RemoteInterpreteri1525722755
INFO [2018-04-03 07:00:02,592] ({pool-2-thread-82} Paragraph.java[jobRun]:362) - run paragraph 20180329-193046_1260402031 using odps org.apache.zeppelin.interpreter.LazyOpenInterpreter@714271f0
INFO [2018-04-03 07:00:09,761] ({pool-2-thread-84} SchedulerFactory.java[jobFinished]:137) - Job paragraph_1522327183700_-500303177 finished by scheduler org.apache.zeppelin.interpreter.remote.RemoteInterpreter1525722755
INFO [2018-04-03 07:00:11,692] ({pool-2-thread-82} NotebookServer.java[afterStatusChange]:2062) - Job 20180329-193046_1260402031 is finished successfully, status: FINISHED
INFO [2018-04-03 07:00:11,756] ({pool-2-thread-82} SchedulerFactory.java[jobFinished]:137) - Job paragraph_1522326316314_-1247530392 finished by scheduler org.apache.zeppelin.interpreter.remote.RemoteInterpreter1525722755

This issue can be solved by restarting the zeppelin, but it will be better if I can get help to find the source of the issue.