BigSnarf blog
Infosec FTW
Solutions for BigData ingest of RAM and HDD Files: Analyzing resident memory and processing hard drive files with Hadoop
Posted by on March 28, 2012
To process HDD, the solution I found was: The Sleuth Kit Hadoop Framework is a framework that incorporates TSK into cloud computing for large scale data analysis. https://github.com/sleuthkit/hadoop_framework
To image and process RAM files https://sites.google.com/site/grrresponserig/documentation/
I also found these papers:

