I did another test, capturing the exact event window. Attachment journalctl_limited_log.exe, 20:54:04 is the timestamp when I clicked Apply. I believe 20:54:25 is the timestamp the monitors woke from sleep.
** Attachment added: "journalctl_limited_log.txt" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1870929/+attachment/5347437/+files/journalctl_limited_log.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1870929 Title: Display Scaling causes monitors to sleep To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1870929/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs