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MapReduce, mail # user - Re: childerror


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Re: childerror
Jean-Marc Spaggiari 2013-02-25, 01:46
Hi Fatih,

Have you looked in the logs files? Anything there?

JM

2013/2/24 Fatih Haltas <[EMAIL PROTECTED]>

> I am always getting the Child Error, I googled but I could not solve the
> problem, did anyone encounter with same problem before?
>
>
> [hadoop@ADUAE042-LAP-V conf]$ hadoop jar
> /home/hadoop/project/hadoop-1.0.4/hadoop-examples-1.0.4.jar
>  aggregatewordcount /home/hadoop/project/hadoop-data/NetFlow test1614.out
> Warning: $HADOOP_HOME is deprecated.
>
> 13/02/24 15:53:15 INFO mapred.FileInputFormat: Total input paths to
> process : 1
> 13/02/24 15:53:15 INFO mapred.JobClient: Running job: job_201301141457_0048
> 13/02/24 15:53:16 INFO mapred.JobClient:  map 0% reduce 0%
> 13/02/24 15:53:23 INFO mapred.JobClient: Task Id :
> attempt_201301141457_0048_m_000002_0, Status : FAILED
> java.lang.Throwable: Child Error
>         at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271)
> Caused by: java.io.IOException: Task process exit with nonzero status of 1.
>         at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
>
>