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Re: Question about Hadoop
yypvsxf19870706 2013-08-06, 10:36
Hi
   You need to check your resourcemanager log and the container log which container allocate by your RM.  
  

发自我的 iPhone

在 2013-8-6,15:30,manish dunani <[EMAIL PROTECTED]> 写道:

> After checking ur error code.
> I think u entered wrong map and reduce class.
>
> can u pls show me code??
> Then i will tell u correctly where u did the mistake..
>
>
>
> On Tue, Aug 6, 2013 at 12:25 PM, �々田 �史 <[EMAIL PROTECTED]> wrote:
>> Dear Sir
>>
>> we are students at Hosei University.
>> we study hadoop now for reserch.
>>
>> we use Hadoop2.0.0-CDH4.2.1 MRv2 and its environment is centOS 6.2.
>> we can access HDFS from master and slaves.
>> We have some questions.
>> Master:Hadoop04
>> Slaves:Hadoop01
>>        Hadoop02
>>        Hadoop03
>>
>>
>> we run the "wordcount" program on "complete distributed mode" ,but it stops running.
>> The following is the response for running the program.
>>
>>
>> 13/07/24 16:52:15 INFO input.FileInputFormat: Total input paths to process : 1
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.job.name is deprecated. Instea
>> d, use mapreduce.job.name
>> 13/07/24 16:52:16 WARN conf.Configuration: mapreduce.reduce.class is deprecated.
>>  Instead, use mapreduce.job.reduce.class
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.input.dir is deprecated. Inste
>> ad, use mapreduce.input.fileinputformat.inputdir
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.output.dir is deprecated. Instead, use mapreduce.output.fileoutputformat.outputdir
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.map.tasks is deprecated. Instead, use mapreduce.job.maps
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.output.key.class is deprecated. Instead, use mapreduce.job.output.key.class
>> 13/07/24 16:52:16 WARN conf.Configuration: mapred.working.dir is deprecated. Instead, use mapreduce.job.working.dir
>> 13/07/24 16:52:16 INFO mapreduce.JobSubmitter: Submitting tokens for job: job_1374652061495_0002
>> 13/07/24 16:52:16 INFO client.YarnClientImpl: Submitted application application_1374652061495_0002 to ResourceManager at Hadoop04/10.31.185.24:8040
>> 13/07/24 16:52:16 INFO mapreduce.Job: The url to track the job: http://Hadoop04:
>> 8088/proxy/application_1374652061495_0002/
>> 13/07/24 16:52:16 INFO mapreduce.Job: Running job: job_1374652061495_0002
>>
>> it stops running at the point.
>> then,
>> when we access http://Hadoop04:8088/proxy/application_1374652061495_0002/,
>> it shows "The requested application does not appear to be running yet, and has not set a tracking URL"
>>
>> I am looking forward to your reply.
>>
>> Best wishes,
>> tadayuki,tsuyoshi,and hideki
>
>
>
> --
> MANISH DUNANI
> -THANX
> +91 9426881954,+91 8460656443
> [EMAIL PROTECTED]