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From Praveen Sripati <praveensrip...@gmail.com>
Subject Re: Moving TB of data from NFS to HDFS
Date Wed, 25 Jan 2012 05:16:35 GMT
> If it is divided up into several files and you can mount your NFS
directory on each of the datanodes.

Just curious, how will this help.

Praveen

On Wed, Jan 25, 2012 at 12:39 AM, Robert Evans <evans@yahoo-inc.com> wrote:

> If it is divided up into several files and you can mount your NFS
> directory on each of the datanodes, you could possibly use distcp to do it.
>  I have never tried using distcp for this, but it should work.  Or you can
> write your own streaming Map/Reduce script that does more or less the same
> thing as distcp and will take as input the list of files to copy, and will
> do a hadoop fs -put for each file having it come from NFS.
>
> --Bobby Evans
>
> On 1/24/12 12:49 AM, "rajmca2002" <rajmca2002@gmail.com> wrote:
>
>
>
> Hi,
>
> I have TB of Data in NFS i need to move this data to hdfs. I have used
> hadoop put command to do the same, but it resulted in taking hours to place
> the file in HDFS, Is there any good approach to move large files to hdfs.
>
> Please reply asap.
> --
> View this message in context:
> http://old.nabble.com/Moving-TB-of-data-from-NFS-to-HDFS-tp33193061p33193061.html
> Sent from the Hadoop core-dev mailing list archive at Nabble.com.
>
>
>

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