I can reproduce on non-NVIDIA. Do you use fractional scaling by any chance?
> XWayland & X11 windows What does that mean exactly? You can reproduce by resizing any window on an Xorg session? ** Package changed: xorg (Ubuntu) => mutter (Ubuntu) ** No longer affects: ubuntu -- 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/2107245 Title: Resizing XWayland & X11 windows w/NVIDIA is extremely slow To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2107245/+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