Fix Mac OS X Mountain Lion Laggy/Choppy Animations

This choppy animation problem has been keeping bothering me since I upgraded from Lion several months ago. However, I don’t want to apply the classic Windows remedy, i.e. to reinstall everything from scratch, as I love my 4 years old Mac OS X very much.

I did some research in Google and found the following weird solution:

  1. Repair disk permission using Disk Utility
  2. Restart Mac OS X
  3. Launch AutoCAD 2013 (you can get a trial version from here)
  4. Close AutoCAD 2013
  5. Fixed

Hope these steps can help with your headache too. After I had fixed it, I also used the following commands to speed up the Mission Control animation: