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From Y G <gymi...@gmail.com>
Subject Re: How to call method after all map jobs on slaves nodes are done
Date Sat, 14 Nov 2009 02:43:19 GMT
is your job a single map job without any reduce? if it is ,i think you
could set the num of reduce to 0  then the map intermediate data will
directly output to hdfs from local.

2009/11/14, Hrishikesh Agashe <hrishikesh_agashe@persistent.co.in>:
> Hi,
>
> I am implementing the MapRunnable interface to create the Map jobs.
> I have large data set for processing. (Data size is around 10 GB).
>
> I have 1 master and 10 slaves cluster.
> When I run my program, hadoop will process data successfully.
> After processing, I am collecting all data (all are files) in hadoop
> temporary directory.
>
> Now my requirement is when all maps are completed on each node I want to
> call one method which will process the data from temporary directory and
> finally copy those files on HDFS.
>
> Is there any way to do this?
>
> --Hrishi
>
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