What version of Zeppelin are you using? Is the interpreter against Spark
standalone or Spark on YARN?

Thanks

On Mon, Jan 4, 2016 at 3:37 PM, moon soo Lee <m...@apache.org> wrote:

> If restart does not work, could you check any error or exceptions in any
> file in logs directory ? that might help see the reason for the exception
> you see.
>
> Thanks,
> moon
>
>
> On Mon, Jan 4, 2016 at 2:54 PM Jungtaek Lim <kabh...@gmail.com> wrote:
>
>> Hi Snehit,
>>
>> Seems like Zeppelin can't connect remote interpreter (for example, spark).
>> Could you restart the interpreter which is bound to notebook and try
>> again?
>>
>> Hope it helps.
>>
>> Thanks,
>> Jungtaek Lim (HeartSaVioR)
>>
>> On Mon, Jan 4, 2016 at 8:30 PM, <munagala.sne...@cognizant.com> wrote:
>>
>>> Hi User,
>>>
>>>
>>>
>>> I have been running zeppelin. While everything seems to be fine
>>> [Zeppelin build was fine, Zeppelin was running, etc], when I am running any
>>> query from the zeppelin notebook, I am getting the following error:
>>>
>>>
>>>
>>>
>>>
>>> java.net.ConnectException: Connection refused at
>>> java.net.PlainSocketImpl.socketConnect(Native Method) at
>>> java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
>>> at
>>> java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
>>> at
>>> java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
>>> at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at
>>> java.net.Socket.connect(Socket.java:589) at
>>> org.apache.thrift.transport.TSocket.open(TSocket.java:182) at
>>> org.apache.zeppelin.interpreter.remote.ClientFactory.create(ClientFactory.java:51)
>>> at
>>> org.apache.zeppelin.interpreter.remote.ClientFactory.create(ClientFactory.java:37)
>>> at
>>> org.apache.commons.pool2.BasePooledObjectFactory.makeObject(BasePooledObjectFactory.java:60)
>>> at
>>> org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:861)
>>> at
>>> org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:435)
>>> at
>>> org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363)
>>> at
>>> org.apache.zeppelin.interpreter.remote.RemoteInterpreterProcess.getClient(RemoteInterpreterProcess.java:139)
>>> at
>>> org.apache.zeppelin.interpreter.remote.RemoteInterpreter.getFormType(RemoteInterpreter.java:255)
>>> at
>>> org.apache.zeppelin.interpreter.LazyOpenInterpreter.getFormType(LazyOpenInterpreter.java:104)
>>> at org.apache.zeppelin.notebook.Paragraph.jobRun(Paragraph.java:198) at
>>> org.apache.zeppelin.scheduler.Job.run(Job.java:169) at
>>> org.apache.zeppelin.scheduler.RemoteScheduler$JobRunner.run(RemoteScheduler.java:320)
>>> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>>> at java.util.concurrent.FutureTask.run(FutureTask.java:266) at
>>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
>>> at
>>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
>>> at
>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>>> at
>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>>> at java.lang.Thread.run(Thread.java:745)
>>>
>>>
>>>
>>>
>>>
>>> Could anyone help in solving this issue, I have searched a lot about
>>> this in google. But, nothing seems to be working.
>>>
>>>
>>>
>>> Any help would be greatly appreciated!!
>>>
>>>
>>>
>>> Thanks in advance,
>>>
>>> Snehit
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>>
>>
>>
>> --
>> Name : Jungtaek Lim
>> Blog : http://medium.com/@heartsavior
>> Twitter : http://twitter.com/heartsavior
>> LinkedIn : http://www.linkedin.com/in/heartsavior
>>
>

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