Please run these commands so we can get more information: sudo apt install mesa-utils glxinfo > glxinfo.txt lspci -k > lspcik.txt journalctl -b0 > journal.txt
and then attach the resulting text files here. Please also run 'top' and tell us if any process is using a lot of CPU. ** Tags added: performance ** Summary changed: - gnome lagging in opening apps and video playing + [Intel Core 2 Duo T5750] gnome lagging in opening apps and video playing ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1883062 Title: [Intel Core 2 Duo T5750] gnome lagging in opening apps and video playing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1883062/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs