Thanks for the bug report. The cause of most gnome-shell memory leaks is extensions. So please go to the Extensions app and disable all the non-Ubuntu ones, then log in again and retest.
** Tags added: gnome-shell-leak ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1946970 Title: Memory leak in gnome-shell after lock and unlock the screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1946970/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs