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MapReduce >> mail # user >> Re: word count stopped at Map 100%, Reduce 23%

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Re: word count stopped at Map 100%, Reduce 23%
by downloading some files in text format   ---> what this means...... if
you think everything is fine your configuration setting then please take

full Java thread dump and post it.

Shashwat Shriparv
On Tue, Sep 4, 2012 at 2:40 PM, Muzaffar Ali Ismail

> Hi All,
>  I am new to Hadoop world. I just setup/configured Hadoop cluster with
> two nodes, a master and slave. The master node also acting as slave and
> running NameNode for the HDFS storage layer, and JobTracker for the
> MapReduce processing layer other than DataNode and JobTracker. Second
> machine (slave) is running DataNode and TaskTracker only.
> I started multi node cluster and is running fine. Every thing is ok. No
> errors, no warning.
> But when I run the WordCount examples (by downloading some files in text
> format), it hangs at the following message on console:
> "12/10/04 08:49:09 INFO mapred.JobClient:  map 100% reduce 23%"
> There is still no errors, exceptions in the logs.
> Anyone any idea. Really appreciate quick response.
> Thanks,
> Muzaffar


Shashwat Shriparv