Some searching should've revealed this as it has been asked before.
For example, see http://search-hadoop.com/m/W1RAklVhe7
On Fri, Aug 24, 2012 at 10:10 PM, Abhishek Shivkumar
<[EMAIL PROTECTED]> wrote:
> If I push a file into HDFS that runs on a 4 node cluster with 1 namenode
> and 3 datanodes, how can I view where on the datanodes are the blocks of
> this file?
> I would like to view the blocks and their replicas individually. How can I
> do this?
> The answer is very critical for my current task which is halted :) A
> detailed answer will be highly appreciated.
> Thank you!
> With Regards,
> Abhishek S