Part of the problem is nothing comes up on port 50030. 50070 yes but 50030 no. 

On Apr 28, 2013, at 12:04 PM, shashwat shriparv <[email protected]> 
wrote:

> check in namenode:50030 if it appears there its not running in localmode else 
> it is
> 
> Thanks & Regards           
> ∞
> Shashwat Shriparv
> 
> 
> 
> On Sun, Apr 28, 2013 at 1:18 AM, sudhakara st <[email protected]> wrote:
>> Hello Kevin,
>> 
>> In the case:
>> 
>> JobClient client = new JobClient();
>> JobConf conf - new JobConf(WordCount.class);
>> 
>> Job client(default in local system) picks  configuration information  by 
>> referring HADOOP_HOME in local system.
>> 
>> if your job configuration like this:
>> Configuration conf = new Configuration();
>> conf.set("fs.default.name", "hdfs://name_node:9000");
>> conf.set("mapred.job.tracker", "job_tracker_node:9001");
>> 
>> It pickups configuration information  by referring HADOOP_HOME in specified 
>> namenode and job tracker.
>> 
>> Regards,
>> Sudhakara.st
>> 
>> 
>> On Sat, Apr 27, 2013 at 2:52 AM, Kevin Burton <[email protected]> 
>> wrote:
>>> It is hdfs://devubuntu05:9000. Is this wrong? Devubuntu05 is the name of 
>>> the host where the NameNode and JobTracker should be running. It is also 
>>> the host where I am running the M/R client code.
>>> 
>>> On Apr 26, 2013, at 4:06 PM, Rishi Yadav <[email protected]> wrote:
>>> 
>>>> check core-site.xml and see value of fs.default.name. if it has localhost 
>>>> you are running locally.
>>>> 
>>>> 
>>>> 
>>>> 
>>>> On Fri, Apr 26, 2013 at 1:59 PM,  <[email protected]> wrote:
>>>>> I suspect that my MapReduce job is being run locally. I don't have any 
>>>>> evidence but I am not sure how the specifics of my configuration are 
>>>>> communicated to the Java code that I write. Based on the text that I have 
>>>>> read online basically I start with code like:
>>>>> 
>>>>> JobClient client = new JobClient();
>>>>> JobConf conf - new JobConf(WordCount.class);
>>>>> . . . . .
>>>>> 
>>>>> Where do I communicate the configuration information so that the M/R job 
>>>>> runs on the cluster and not locally? Or is the configuration location 
>>>>> "magically determined"?
>>>>> 
>>>>> Thank you.
>> 
>> 
>> 
>> -- 
>>        
>> Regards,
>> .....  Sudhakara.st
> 

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