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From George Datskos <george.dats...@jp.fujitsu.com>
Subject Re: Child error
Date Wed, 13 Mar 2013 02:57:56 GMT
Leo

That JIRA says "fix version=1.0.4" but it is not correct.  The real JIRA 
is MAPREDUCE-2374.

The actual fix version for this bug 1.1.2


George


> or https://issues.apache.org/jira/browse/MAPREDUCE-4857
>
> Which is fixed in 1.0.4
>
> *From:*Amit Sela [mailto:amits@infolinks.com]
> *Sent:* Tuesday, March 12, 2013 5:08 AM
> *To:* user@hadoop.apache.org
> *Subject:* Re: Child error
>
> Hi Jean-Marc,
>
> I am running Hadoop 1.0.3, and I did see this issue you've mentioned 
> but the exit status in the issue is 126 and sometimes I get 255.
>
> Any ideas what do theses status codes mean ?
>
> Did you suffer this issue and upgraded to 1.0.4 ? If so, How "smooth" 
> is such upgrade (shouldn't differ from 1.0.3 that much no ?)
>
> Thanks!
>
> On Tue, Mar 12, 2013 at 1:40 PM, Jean-Marc Spaggiari 
> <jean-marc@spaggiari.org <mailto:jean-marc@spaggiari.org>> wrote:
>
> Hi Amit,
>
> Which Hadoop version are you using?
>
> I have been told it's because of
> https://issues.apache.org/jira/browse/MAPREDUCE-2374
>
> JM
>
> 2013/3/12 Amit Sela <amits@infolinks.com <mailto:amits@infolinks.com>>:
>
> > Hi all,
> >
> > I have a weird failure occurring every now and then during a 
> MapReduce job.
> >
> > This is the error:
> >
> > 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
> > 255.
> > at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
> >
> > And sometimes it's the same but with status of 126.
> >
> > Any ideas ?
> >
> > Thanks.
>


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