We ant to run multiple instances of SQL in active active
clusters - two to three nodes (on Windows 2003 Ent
Edition). Any related documents / guidelines mainly

There's a High Availability book you would likely find useful:
http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?userid=2TL3DQ5OVO&isbn=0735619204&itm=1

Memory configuration is often the biggest issue on a cluster with multiple instances, especially if you plan to use AWE. You need to make sure
there is enough memory for all instances that could be owned by a given node in a worst case scenario.

Cindy Gross, MCDBA, MCSE
http://cindygross.tripod.com
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