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MapReduce >> mail # user >> Re: mapper and reducer task failure


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Jitendra Yadav 2013-08-15, 15:23
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Pradeep Singh 2013-08-15, 13:40
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Re: mapper and reducer task failure
it seems that you are running hadoop locally on windows using cygwin and
having a problem of permission.

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Raj K Singh
http://www.rajkrrsingh.blogspot.com
Mobile  Tel: +91 (0)9899821370
On Thu, Aug 15, 2013 at 7:10 PM, Pradeep Singh <[EMAIL PROTECTED]>wrote:

> Hi all ,
> I am new to Hadoop .I am not sure if my question is stupid or not . But
> still .
> I am running wordcount example and getting below error :
> Command to run :
> bin/hadoop jar hadoop-examples-1.2.1.jar WordCount /user/root/input/*
> /user/root/output
>
> MapAttempt TASK_TYPE="SETUP" TASKID="task_201308151750_0011_m_000003"
> TASK_ATTEMPT_ID="attempt_201308151750_0011_m_000003_1" TASK_STATUS="FAILED"
> FINISH_TIME="1376572981053" HOSTNAME="pradeep-pc"
> ERROR="java\.lang\.Throwable: Child Error
>     at org\.apache\.hadoop\.mapred\.TaskRunner\.run(TaskRunner\.java:271)
> Also i have attachmet my log file from dfs
> Regards
> Pradeep
>
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Pradeep Singh 2013-08-15, 14:35
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Jitendra Yadav 2013-08-15, 14:52
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB