https://bugs.freedesktop.org/show_bug.cgi?id=108095
--- Comment #7 from Michel Dänzer michel@daenzer.net --- (In reply to Paul Menzel from comment #6)
The user wasn’t able to reproduce the problem with `xfwm4 --replace --vblank=off` yet. Should he also test the other suggestions nevertheless?
Yes, please. It'll be valuable to know if it happens with both of the other ones, or only one of them.