I have this on a system upgraded from 18.04 and running Wayland. The bug does not appear on X session.
On another system with a clean install of 20.04, the bug does not appear on a Wayland session. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell-extension-ubuntu-dock in Ubuntu. https://bugs.launchpad.net/bugs/1869572 Title: Dock icons are shown very slow Status in gnome-shell-extension-ubuntu-dock package in Ubuntu: Incomplete Bug description: When I open a new app (e.g a terminal window) in the dock does not appear nothing for about 15 seconds, when the icon of the terminal appears. It is incredibly annoying since I work open and closing apps and don't know where they are since the dock is updated every 15 seconds ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: ubuntu-release-upgrader-core 1:20.04.16 ProcVersionSignature: Ubuntu 5.4.0-20.24-generic 5.4.27 Uname: Linux 5.4.0-20-generic x86_64 ApportVersion: 2.20.11-0ubuntu21 Architecture: amd64 CrashDB: ubuntu CurrentDesktop: ubuntu:GNOME Date: Sun Mar 29 13:19:25 2020 InstallationDate: Installed on 2020-02-20 (37 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) PackageArchitecture: all SourcePackage: ubuntu-release-upgrader Symptom: dist-upgrade UpgradeStatus: No upgrade log present (probably fresh install) VarLogDistupgradeTermlog: mtime.conffile..etc.update-manager.release-upgrades: 2020-03-25T18:04:30.897651 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell-extension-ubuntu-dock/+bug/1869572/+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