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From Dhruba Borthakur <dhr...@gmail.com>
Subject Re: help needed regarding hadoop development
Date Sun, 22 Feb 2009 06:03:55 GMT
Please use the hadoop wiki for infrmation: http://wiki.apache.org/hadoop/

There is a HDFS design document at :

sure, it i possible to run only hdfs. You have to use bin/start-dfs.sh to
start the cluster.

hope it helps,

On Thu, Feb 19, 2009 at 8:42 AM, Ajit Ratnaparkhi <
ajit.ratnaparkhi@gmail.com> wrote:

> Hi all,
> I am a student of IIT, Bombay India.
> We are doing research on Distributed File System, in which we are
> experimenting some design modifications to HDFS.
> We have done some modification to the HDFS code, and we want to test the
> results.
> We are new to hadoop development, can you please help us in following
> matter,
> 1. Can you tell the exact compilation procedure of Hadoop so as to reflect
> any modification to the code in behaviour of system.
> 2. Is there any debug tool or procedure?
> 3. As we are interested in only HDFS part of hadoop(not map-reduce), Is it
> possible to separate HDFS module from hadoop and how to do that? We want
> to write programs which will directly use apis provided by HDFS.
> thanks a lot,
> -Ajit.

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