A similar screen blink (about 1-2 secs interval) also happens at screen wipe/blackout/timeout whatever it's called. Seems a similar issue; a "smaller", other dpi ("high resolution") screen is glanced in the flickering
Den mån 20 maj 2019 kl 04:30 skrev Daniel van Vugt < daniel.van.v...@canonical.com>: > ** Tags added: resume suspend-resume > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1828358 > > Title: > [nvidia] 175% fractional scaling on X11 results in often unaccessible > desktop after suspend / re-login > > Status in mutter package in Ubuntu: > New > > Bug description: > Having enabled fractional scaling on X11, I have a lot of issues with > returning to a hw-suspended session, re-login screen becomes a black > rectangle, and windows are being resized and there are black rectangular > artifacts and a lot of weird stuff with resizing going on. Sometimes I am > able to reach the login screen, but often I have to killall -HUP > gnome-shell from the terminal. I will try to attach X logs etc when this > happens again. > Which are the most relevant log files to look into? > > Ubuntu 19.04, gnome-shell 3.32.0, mutter 3.32.0+git20190410-1ubuntu1, > NVIDIA 418.56 > Screen at 3840x2160 and 175% scaling > --- > ProblemType: Bug > ApportVersion: 2.20.10-0ubuntu27 > Architecture: amd64 > CurrentDesktop: ubuntu:GNOME > DistroRelease: Ubuntu 19.04 > InstallationDate: Installed on 2018-07-04 (310 days ago) > InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 > (20180426) > NonfreeKernelModules: nvidia_modeset nvidia > Package: mutter 3.32.0+git20190410-1ubuntu1 > PackageArchitecture: amd64 > ProcVersionSignature: Ubuntu 5.0.0-13.14-generic 5.0.6 > Tags: disco > Uname: Linux 5.0.0-13-generic x86_64 > UpgradeStatus: Upgraded to disco on 2019-04-17 (23 days ago) > UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo > _MarkForUpload: True > mtime.conffile..etc.apport.crashdb.conf: 2018-07-13T14:12:17.455274 > > To manage notifications about this bug go to: > > https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1828358/+subscriptions > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1828358 Title: [nvidia] 175% fractional scaling on X11 results in often unaccessible desktop after suspend / re-login To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1828358/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs