Hi, It looks like interpreter process is terminated by some reason and ZeppelinServer can not connect to it.
Can you see logs/zeppelin-interpreter-* file? Thanks, moon On Sat, Nov 14, 2015 at 1:18 AM Yiannis Gkoufas <johngou...@gmail.com> wrote: > Hi there, > > I have been trying to get zeppelin working and while everything seems to > be installed properly, when I try to run a spark count() I get the below > error. > I am not quite sure how to debug this as it's not obvious to me when is it > trying to connect and it fails. My Spark master is running and I have > configured zeppelin with his address. > > Thanks a lot! > > java.net.ConnectException: Connection refused at > java.net.PlainSocketImpl.socketConnect(Native Method) at > java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339) > at > java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200) > at > java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182) > at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at > java.net.Socket.connect(Socket.java:579) 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.init(RemoteInterpreter.java:137) > at > org.apache.zeppelin.interpreter.remote.RemoteInterpreter.getFormType(RemoteInterpreter.java:257) > at > org.apache.zeppelin.interpreter.LazyOpenInterpreter.getFormType(LazyOpenInterpreter.java:104) > at org.apache.zeppelin.notebook.Paragraph.jobRun(Paragraph.java:197) at > org.apache.zeppelin.scheduler.Job.run(Job.java:170) at > org.apache.zeppelin.scheduler.RemoteScheduler$JobRunner.run(RemoteScheduler.java:304) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > at java.util.concurrent.FutureTask.run(FutureTask.java:262) at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:745) >
