Any chance you could test this branch: https://git.gnome.org/browse/metacity/log/?h=wip/test-3-18
It should restore speed at least in no-composite case. Please test and report any regression you see. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1566157 Title: Metacity's compositing is too slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/metacity/+bug/1566157/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs