I just updated my ubuntu 21.10 with normal apt software updates and the issues is here again. It used to work well since beginning of December 2021
Linux 5.13.0-35-generic #40-Ubuntu SMP Mon Mar 7 08:03:10 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/1875015 Title: Displaylink is extremely slow To manage notifications about this bug go to: https://bugs.launchpad.net/nouveau/+bug/1875015/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

