Hi, That's strange. Can you attach your namenode logs and hadoop configurations?
On Thu, Sep 26, 2013 at 11:03 PM, Roman Shapovalov <[email protected]> wrote: > Hi again, > > I have updated both Hama (from the trunk) and Streaming (from Martin's > github), and checked that patches have been applied, but I keep > getting the same error (full log for local configuration is attached). > > Another thing may be relevant: I keep the default Hadoop libraries in > lib/. If I replace them as the tutorial says, some classes cannot be > found even if I run pure Hama (which works perfectly with default > libs). I don't know if it is important. > > Thanks, > Roman > > On Tue, Sep 24, 2013 at 9:22 AM, Martin Illecker <[email protected]> wrote: >> 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 <[email protected]> >> >>> 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 >>> <[email protected]> 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 >>> -- Best Regards, Edward J. Yoon @eddieyoon
