Hi Edward, Could you please be more specific? (Sorry, I am new to this stuff)
I run Hama in local mode. The logs/ directory is empty, and I did not find any logs in HDFS as well. And where can I find the Hadoop configuration? Thank you, Roman On Thu, Sep 26, 2013 at 12:05 PM, Edward J. Yoon <[email protected]> wrote: > 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
