New whitepapers have been published on Exadata Operational Management. These whitepapers are a must for anyone involved in managing Exadata environments.
The whitepapers are available for download for Manageability Community members: (If you are not a community member you will get an error. You should first register here)
Living with Exadata - Executive Summary
Managing Exadata Part 1 - Operational Management Benefits - Jan2013
Managing Exadata Part 2 - Administration Tasks and Tools - Jan2013
Operational Impact of Deploying an Oracle Engineered System - Exadata - Oct 2012