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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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Raj K Singh 2013-08-15, 13:59
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Re: mapper and reducer task failure
Hi RaJ,
I am using ubuntu 13.04 . and running hadoop with root user
Regards
Pradeep Singh
On Thu, Aug 15, 2013 at 7:29 PM, Raj K Singh <[EMAIL PROTECTED]> wrote:

> it seems that you are running hadoop locally on windows using cygwin and
> having a problem of permission.
>
> ::::::::::::::::::::::::::::::::::::::::
> 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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Jitendra Yadav 2013-08-15, 14:52