after switching to wayland I could confirm that issue is x11 only! 3 days uptime and gnome-shell eats 5-10% max (comparing to 90-100% on x11)
** Summary changed: - Gnome Shell eats 100% of the CPU on 22.04 + Gnome Shell eats 100% of the CPU on 22.04 (X11 only) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2106293 Title: Gnome Shell eats 100% of the CPU on 22.04 (X11 only) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/2106293/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs