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From aaron morton <aa...@thelastpickle.com>
Subject Re: updating CF from a mapper-only Hadoop job
Date Wed, 19 Sep 2012 22:59:20 GMT
> That job would consistently fail with a flurry of exceptions 
What were the exceptions ?

Cheers

-----------------
Aaron Morton
Freelance Developer
@aaronmorton
http://www.thelastpickle.com

On 19/09/2012, at 2:16 AM, Brian Jeltema <brian.jeltema@digitalenvoy.net> wrote:

> I wrote a Hadoop mapper-only job that uses BulkOutputFormat to load a Cassandra table.
> That job would consistently fail with a flurry of exceptions (primary cause looks like
EOFExceptions
> streaming between nodes).
> 
> I restructured the job to use an identity mapper and perform the updates in the reducer.
Same code other
> be moving to the reducer. That job runs correctly.
> 
> Is this expected behavior?
> 
> TIA
> 
> Brian


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