I've been working on a number of issues causing this. It is much improved in Ubuntu 19.10 but not yet quite at the point of being declared fixed.
Tracking in: https://gitlab.gnome.org/GNOME/mutter/issues/283 ** Package changed: xorg (Ubuntu) => mutter (Ubuntu) ** Changed in: mutter (Ubuntu) Status: New => Confirmed ** Changed in: mutter (Ubuntu) Assignee: (unassigned) => Daniel van Vugt (vanvugt) ** Bug watch added: gitlab.gnome.org/GNOME/mutter/issues #283 https://gitlab.gnome.org/GNOME/mutter/issues/283 ** Also affects: mutter via https://gitlab.gnome.org/GNOME/mutter/issues/283 Importance: Unknown Status: Unknown ** Summary changed: - Xorg and gnome-shell consuming large amount of CPU + Xorg and gnome-shell consuming large amount of CPU when just moving the mouse -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1848951 Title: High CPU when just moving the mouse To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1848951/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
