Public bug reported: When unity was upgrade ub Ubuntu 12.04 it cause very slow screen redraw. I am now using Uunity 2D. I use a 2 graphic card setup with basicmosiac enabled. It worked with all version of unity. I have also installed Nvidia driver 331.20 from an ubuntu packages.
I expeted normalscreen redraw as I have two Quatro 4000 graphics cards. Description: Ubuntu 12.04.3 LTS Release: 12.04 apt-cache policy unity unity: Installed: 5.20.0-0ubuntu2 Candidate: 5.20.0-0ubuntu2 Version table: *** 5.20.0-0ubuntu2 0 500 http://no.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages 100 /var/lib/dpkg/status 5.10.0-0ubuntu6 0 500 http://no.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages ** Affects: unity (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1259079 Title: slow screen redraw in UNity To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1259079/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs