Daniel van Vugt commited a Compiz patch which is still pending. It will probably fix this as nVidia's proprietary driver implements GLX_SGI_swap_control extension. Please test the patch and report back.
More information: bug 763005 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/760814 Title: Compiz Very Slow and Choppy in Natty Classic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/760814/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs