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From Jian He <...@hortonworks.com>
Subject Re: Running example programs on YARN
Date Sun, 14 Jul 2013 20:27:31 GMT
Yes, check the code base, there's a thing called MRAppMaster for all MR
programs and YARNRunner to enable current JobClient to run on YARN.

Jian


On Sun, Jul 14, 2013 at 12:55 PM, Chui-Hui Chiu <cchiu1@tigers.lsu.edu>wrote:

> Hello,
>
> I have a Hadoop 2.0.5 Alpha cluster.  In the etc/hadoop/mapred-site.xml, I
> specify nothing more than that the cluster adopts the YARN architecture so
> that the cluster is a pure YARN cluster.
>
> I also read the source code of
> "hadoop-mapreduce-examples-2.0.5-alpha.jar".  They do not have Clients and
> Application Masters.  How are they launched?  Is there a default Client and
> an Application Master somewhere else for all kinds of MapReduce programs?
>
> Thanks,
> Chui-hui
>

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