Lakshmi
Not that I am any expert but some of these articles might be of help...

http://www.pentaho.com/sites/default/files/uploads/resources/tdwi_best_practices_report-_managing_big_data.pdf

one of the authors i really enjoy reading ...
http://www.informatica.com/Images/02181_big-data-emerging-best-practices_wp_en-US.pdf


a lot of this Deb has already covered , but here's a simplified version on hdfs: http://www.aosabook.org/en/hdfs.html

theres a whole bunch of online material on how to instal - theres one which i was trying on AWS but there are plenty more around

for planing this doc you can refer - http://www.intel.com/content/dam/www/public/us/en/documents/guides/getting-started-with-hadoop-planning-guide.pdf

a reasonably well explained multi node installation video - https://www.youtube.com/watch?v=-FWPjUJSVOg
or you can try this for cloudera instal - https://www.youtube.com/watch?v=_mGIAOIgD6I

Much Appreciated rahul for your try!!.

However I need expert advice as this question is related to Big data Architect role level question.

_______________
For Architect standpoint.
----------------

I need the criteria that is followed if an employer wants to implement big data in their environment,
I need inputs in reference to
-> Planning
-> Designing
->Implementation
-> Execution of this big data is installed and configured for a larger SMB business.

Kindly refer my earlier questions for a answer....

>Administration for Big Data Solutions in real time
> FAQ questions around Big data administration
> Hadoop Architecture
> Any Materials surrounding implementing big data at Architect Level(Step by step) Referring to planning, designing ,execution of this solution
>Any additional information reg Big data administration (computer base videos in real time)