It appears the problem is:
[123981.625765] bs1-ThinkPad-T410 gnome-shell[2226]: JS ERROR: TypeError: null
has no properties
_onFocusChanged@resource:///org/gnome/shell/ui/closeDialog.js:135:9
[123981.625875] bs1-ThinkPad-T410 gnome-shell[2226]: JS ERROR: TypeError: null
has no properties
_onFocusChanged@resource:///org/gnome/shell/ui/closeDialog.js:135:9
[123981.625998] bs1-ThinkPad-T410 gnome-shell[2226]: JS ERROR: TypeError: null
has no properties
_onFocusChanged@resource:///org/gnome/shell/ui/closeDialog.js:135:9
** Bug watch added: gitlab.gnome.org/GNOME/gnome-shell/-/issues #2467
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2467
** Also affects: gnome-shell via
https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/2467
Importance: Unknown
Status: Unknown
** Changed in: gnome-shell (Ubuntu)
Status: New => Confirmed
** Changed in: gnome-shell (Ubuntu)
Importance: Undecided => High
** Summary changed:
- Computer since upgrade from ubuntu 19.10 to 20.04 rediculisly slow. Process
gnome-shell uses most capacity of CPU often followed by systemd-journal.
Together often in the range of 90% capacity.
+ High CPU and journal flooded with: JS ERROR: TypeError: null has no
properties _onFocusChanged@resource:///org/gnome/shell/ui/closeDialog.js:135:9
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https://bugs.launchpad.net/bugs/1880405
Title:
High CPU and journal flooded with: JS ERROR: TypeError: null has no
properties
_onFocusChanged@resource:///org/gnome/shell/ui/closeDialog.js:135:9
Status in GNOME Shell:
Unknown
Status in gnome-shell package in Ubuntu:
Confirmed
Bug description:
O.k. it is an old Lenovo thinkpad T410. However, in 18.04, 19.04 and 19.10 I
did face these problems. The sometimes I have to wait 10 seconds to see if a
window reacts or not. It is hard to use.
Installiert: 3.36.1-5ubuntu2
Installationskandidat: 3.36.2-1ubuntu1~20.04.1
Versionstabelle:
3.36.2-1ubuntu1~20.04.1 500
500 http://it.archive.ubuntu.com/ubuntu focal-updates/main amd64
Packages
*** 3.36.1-5ubuntu2 100
100 /var/lib/dpkg/status
3.36.1-5ubuntu1 500
500 http://it.archive.ubuntu.com/ubuntu focal/main amd64 Packages
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: gnome-shell 3.36.1-5ubuntu2
ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30
Uname: Linux 5.4.0-29-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: GNOME-Classic:GNOME
Date: Sun May 24 15:43:34 2020
DisplayManager: gdm3
InstallationDate: Installed on 2020-02-05 (109 days ago)
InstallationMedia: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416)
RelatedPackageVersions: mutter-common 3.36.2-1ubuntu1~20.04.1
SourcePackage: gnome-shell
UpgradeStatus: Upgraded to focal on 2020-05-08 (15 days ago)
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