Please add these two PPAs of Unity and Compiz respectively https://launchpad.net/~vanvugt/+archive/unity and https://launchpad.net/~vanvugt/+archive/compiz fully update your system through update-manager then reboot and let us know if that makes a difference for you.
** Changed in: unity Status: Confirmed => Incomplete ** Changed in: unity (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/845920 Title: Unity works very sloooooow. To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/845920/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs