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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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Pradeep Singh 2013-08-15, 14:35
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Re: mapper and reducer task failure
Which version of hadoop you are using?

On Thu, Aug 15, 2013 at 8:05 PM, Pradeep Singh <[EMAIL PROTECTED]>wrote:

>  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
>>>
>>
>>
>
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