http://blogs.msdn.com/b/mfp/archive/2012/01/13/dynamics-ax-2012-data-upgrade-best-practices.aspxA new white paper is available. The white paper includes many performance optimizations we’ve found through customer upgrades. It should benefit anyone who’s considering an upgrade from previous versions of AX to AX 2012. You can download the white paperenTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)