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From Martin Illecker <millec...@apache.org>
Subject Re: Problem initializing pipes in HamaStreaming
Date Tue, 24 Sep 2013 13:22:51 GMT
Hi Roman,

sorry for inconvenience!
The problem has been reported [1] and will be fixed shortly to the trunk.

[1] https://issues.apache.org/jira/browse/HAMA-805


2013/9/23 Edward J. Yoon <edwardyoon@apache.org>

> This looks like a bug of DistCacheUtils.
>
> Thanks for your report. I'll look at it tomorrow.
>
> On Mon, Sep 23, 2013 at 11:52 PM, Roman Shapovalov
> <shapovalov@graphics.cs.msu.su> wrote:
> > Hello all,
> >
> > I try to use Hama Streaming.
> > I have successfully installed Hama (the Pi example works).
> > I follow this tutorial:
> > http://wiki.apache.org/hama/HamaStreaming
> >
> > When I try to run the distributed HelloWorld in the local
> > configuration, I get the following error:
> >
> > $ bin/hama pipes -streaming true -bspTasks 3 -interpreter python3.2
> > -cachefiles /tmp/PyStreaming/*.py -output /tmp/pystream-out/ -program
> > /tmp/PyStreaming/BSPRunner.py -programArgs HelloWorldBSP
> >
> > 13/09/23 18:03:50 INFO pipes.Submitter: Streaming enabled!
> > 13/09/23 18:03:50 WARN util.NativeCodeLoader: Unable to load
> > native-hadoop library for your platform... using builtin-java classes
> > where applicable
> > 13/09/23 18:03:50 WARN bsp.BSPJobClient: No job jar file set.  User
> > classes may not be found. See BSPJob#setJar(String) or check Your jar
> > file.
> > 13/09/23 18:03:50 INFO bsp.BSPJobClient: Running job:
> job_localrunner_0001
> > 13/09/23 18:03:50 INFO bsp.LocalBSPRunner: Setting up a new barrier for
> 3 tasks!
> > 13/09/23 18:03:50 ERROR bsp.LocalBSPRunner: Exception during BSP
> execution!
> > java.lang.NullPointerException
> >     at org.apache.hama.pipes.PipesBSP.setup(PipesBSP.java:44)
> >     at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.run(LocalBSPRunner.java:255)
> >     at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:286)
> >     at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:211)
> >     at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> >     at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> >     at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> >     at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> >     at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> >     at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> >     at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> >     at java.lang.Thread.run(Thread.java:662)
> > [output cropped]
> >
> > When I turn to the pseudo-distributed mode, job fails too (after a
> > minute of execution):
> >
> > 13/09/23 18:46:34 INFO pipes.Submitter: Streaming enabled!
> > 13/09/23 18:46:34 WARN util.NativeCodeLoader: Unable to load
> > native-hadoop library for your platform... using builtin-java classes
> > where applicable
> > 13/09/23 18:46:34 WARN bsp.BSPJobClient: No job jar file set.  User
> > classes may not be found. See BSPJob#setJar(String) or check Your jar
> > file.
> > 13/09/23 18:46:34 INFO bsp.BSPJobClient: Running job:
> job_201309231846_0001
> > 13/09/23 18:47:40 INFO bsp.BSPJobClient: Job failed.
> >
> > Task log contains errors:
> >
> > 13/09/23 18:46:37 INFO ipc.Server: Starting Socket Reader #1 for port
> 43475
> > 13/09/23 18:46:37 INFO ipc.Server: IPC Server Responder: starting
> > 13/09/23 18:46:37 INFO ipc.Server: IPC Server listener on 43475: starting
> > 13/09/23 18:46:37 INFO message.HadoopMessageManagerImpl:  BSPPeer
> > address:localhost.localdomain port:43475
> > 13/09/23 18:46:37 INFO ipc.Server: IPC Server handler 0 on 43475:
> starting
> > 13/09/23 18:46:37 WARN util.NativeCodeLoader: Unable to load
> > native-hadoop library for your platform... using builtin-java classes
> > where applicable
> > 13/09/23 18:46:37 INFO sync.ZKSyncClient: Initializing ZK Sync Client
> > 13/09/23 18:46:37 INFO sync.ZooKeeperSyncClientImpl: Start connecting
> > to Zookeeper! At localhost.localdomain/127.0.0.1:43475
> > 13/09/23 18:46:37 ERROR bsp.BSPTask: Error running bsp setup and bsp
> function.
> > java.lang.NullPointerException
> >     at java.io.File.<init>(File.java:222)
> >     at
> org.apache.hama.pipes.PipesApplication.setupCommand(PipesApplication.java:130)
> >     at
> org.apache.hama.pipes.PipesApplication.start(PipesApplication.java:257)
> >     at org.apache.hama.pipes.PipesBSP.setup(PipesBSP.java:44)
> >     at org.apache.hama.bsp.BSPTask.runBSP(BSPTask.java:176)
> >     at org.apache.hama.bsp.BSPTask.run(BSPTask.java:146)
> >     at
> org.apache.hama.bsp.GroomServer$BSPPeerChild.main(GroomServer.java:1246)
> > [output cropped]
> >
> > I use the latest trunk version of Hama, Python 3.2.5 and Hadoop
> 2.0.0-cdh4.1.1.
> >
> > Please help me to figure out the problem.
> >
> > Thanks in advance,
> > Roman
>
>
>
> --
> Best Regards, Edward J. Yoon
> @eddieyoon
>

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