http://blogs.msdn.com/philpenn/archive/2009/05/29/windows-7-and-server-2008-r2-numa-and-ums-apis.aspxYou may have missed the recent MSDN Webcast on the new Non-Uniform Memory Access and User-Mode Scheduling API’s.   No worries.   Catch the replay here .en-USCommunityServer 2.1 SP1 (Build: 61025.2)