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From Chia-Hung Lin <cli...@googlemail.com>
Subject Re: hama pi Job failed
Date Mon, 09 Sep 2013 15:06:32 GMT
Perhaps you can check the log files at $HAMA_HOME/logs/tasklogs for
the detail error messages. That might give you more information on
what problems happen.


On 6 September 2013 15:36, Vahe nr <vner75@gmail.com> wrote:
> Dear all,
>
> I am a new user of hama, te Hadoop and hama were installed and running
> successfully but when I am trying to execute pi example to test hama
> cluster I am getting the following:
>>/home/hadoop/hama-0.6.2/bin/hama jar hama-examples-0.6.2.jar pi
> 13/09/06 12:21:20 INFO mortbay.log: Logging to
> org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via
> org.mortbay.log.Slf4jLog
> 13/09/06 12:21:22 INFO bsp.BSPJobClient: Running job: job_201309061220_0001
> 13/09/06 12:21:25 INFO bsp.BSPJobClient: Current supersteps number: 0
> 13/09/06 12:21:34 WARN bsp.BSPJobClient: Error reading task
> outputhttp://hslave01:40015/tasklog?plaintext=true&taskid=attempt_201309061220_0001_000000_0&filter=stdout
> 13/09/06 12:21:34 INFO bsp.BSPJobClient: Job failed.
>
> In the log file:
> cat hama-hadoop-bspmaster-hmaster.log
> 2013-09-06 12:21:22,094 INFO org.apache.hama.bsp.JobInProgress: Job is
> initialized.
> 2013-09-06 12:21:32,885 INFO org.apache.hama.bsp.JobInProgress: Taskid
> 'attempt_201309061220_0001_000000_0' has failed.
> 2013-09-06 12:21:32,885 INFO org.apache.hama.bsp.TaskInProgress: Task
> 'task_201309061220_0001_000000' has failed.
> 2013-09-06 12:21:32,920 INFO org.apache.hama.bsp.JobInProgress: Job failed.
> 2013-09-06 12:21:42,903 INFO org.apache.hama.bsp.JobInProgress: Taskid
> 'attempt_201309061220_0001_000002_0' has failed.
> 2013-09-06 12:21:42,903 INFO org.apache.hama.bsp.TaskInProgress: Task
> 'task_201309061220_0001_000002' has failed.
> 2013-09-06 12:21:42,904 INFO org.apache.hama.bsp.JobInProgress: Job failed.
> 2013-09-06 12:21:52,922 INFO org.apache.hama.bsp.JobInProgress: Taskid
> 'attempt_201309061220_0001_000001_0' has failed.
> 2013-09-06 12:21:52,922 INFO org.apache.hama.bsp.TaskInProgress: Task
> 'task_201309061220_0001_000001' has failed.
> 2013-09-06 12:21:52,924 INFO org.apache.hama.bsp.JobInProgress: Job failed.
>
> Let me also mention that the cluster contains one Namenode and one Datanode
> and this is the output of jps on each of them:
> Namenode:
> 6039 BSPMasterRunner
> 2068 NameNode
> 2727 TaskTracker
> 6272 Jps
> 2550 JobTracker
> 5989 ZooKeeperRunner
> 2241 DataNode
> 2424 SecondaryNameNode
> Datanode:
> 2303 DataNode
> 12864 GroomServerRunner
> 13126 Jps
>
> I will appreciate any help or suggestion to solve this issue.
>
> Thanks in advance.
>
> Regards,
>  Vahe

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