Are you saying it appears to be fixed now? If not then your video seems to suggest part of the problem is also the snap resource usage on startup. Do you encounter the same bug WITHOUT starting Chromium?
** Changed in: gnome-shell (Ubuntu) Status: Triaged => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1831369 Title: Gnome Shell pauses and stutters when under heavy load Status in gnome-shell package in Ubuntu: Incomplete Bug description: My laptop: HP 250 G6, Intel Celeron N3350, integrated video card, 4 GB RAM, Ubuntu 19.04 Details in my video: https://photos.app.goo.gl/ERUaSS6Qc8jFhHnn9 ProblemType: Bug DistroRelease: Ubuntu 19.04 Package: gnome-shell 3.32.0+git20190410-1ubuntu1 ProcVersionSignature: Ubuntu 5.0.0-15.16-generic 5.0.6 Uname: Linux 5.0.0-15-generic x86_64 ApportVersion: 2.20.10-0ubuntu27 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sun Jun 2 14:32:17 2019 DisplayManager: gdm3 GsettingsChanges: b'org.gnome.shell' b'app-picker-view' b'uint32 1' b'org.gnome.shell' b'command-history' redacted by apport b'org.gnome.shell' b'favorite-apps' redacted by apport b'org.gnome.shell' b'enabled-extensions' b"['desktop-icons@csoriano']" b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'" InstallationDate: Installed on 2019-05-31 (1 days ago) InstallationMedia: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416) ProcEnviron: LANGUAGE=ru_UA:ru PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=ru_UA.UTF-8 SHELL=/bin/bash SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1831369/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp