Might not be related, but check if you have a high file descriptor limit configured (1048576). In my case that caused a delay in the pkexec cmd used to change the brightness. See https://forum.manjaro.org/t/very- slow-response-of-brightness-controls-in-gnome/74891/18 and https://gitlab.freedesktop.org/polkit/polkit/issues/87
** Bug watch added: gitlab.freedesktop.org/polkit/polkit/issues #87 https://gitlab.freedesktop.org/polkit/polkit/issues/87 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/847001 Title: Adjusting display brightness is very slow on several Dell laptops To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/847001/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
