SSAS 2008 R2 Operations Guide
What can i say but WOO HOO! The SSAS 2008 R2 Operations Guide has been published so download your copy now!
This document should be considered essential reading and contains over 100 pages of high quality information for configuring, testing and operating an Analysis Services server.
Finally i consider this document so important i have made a rare exception and gone back and added it to my Deployment Essentials post.