Hi Jihun, thanks for your interest in Zeppelin! It looks like zeppelin server having troubles connecting to spark interpreter process.
Could you please post logs/zeppelin-* server and interpreter logs? Thanks. On Mon, May 25, 2015 at 2:23 PM, Jihun choi <jihun.c...@kongstudios.net> wrote: > Hi, > I'm a noob user with Zeppelin. > > In order to do distributed computing, I've installed Spark cluster on EC2 > (with master & 5 slaves) and make Zeppelin server to refer the Spark > master. > I've tried to set master url at 'interpreter' menu in Zeppelin as > following: > spark://ec2-52-24-213-147.us-west-2.compute.amazonaws.com:7077 (Spark > master url which is running on AWS with 5 slaves) > And I also set export MASTER= in 'zeppelin-env.sh' as same. > > However, when I run script on the notebook, the following error is occured: > org.apache.zeppelin.interpreter.remote.RemoteInterpreter.interpret(RemoteInterpreter.java:221) > org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:93) > org.apache.zeppelin.notebook.Paragraph.jobRun(Paragraph.java:212) > org.apache.zeppelin.scheduler.Job.run(Job.java:170) > org.apache.zeppelin.scheduler.RemoteScheduler$JobRunner.run(RemoteScheduler.java:296) > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) > java.util.concurrent.FutureTask.run(FutureTask.java:262) > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > java.lang.Thread.run(Thread.java:745) > > Could you give me some hints please? > > Best, > -- -- Kind regards, Alexander.
