https://bugs.kde.org/show_bug.cgi?id=463559
Bug ID: 463559
Summary: Significant slowness of KDE (xorg) after applying any
change in Window Management area settings
Classification: Plasma
Product: kwin
Version: unspecified
Platform: Fedora RPMs
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: rules
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Target Milestone: ---
Created attachment 154864
--> https://bugs.kde.org/attachment.cgi?id=154864&action=edit
KWin Support Information
SUMMARY
***
While being in System Settings app, and after applying any change the whole KDE
environment experiences significant slowness and delay in behavior.
***
STEPS TO REPRODUCE
1. Login to KDE under Xorg platform
2. Open System Settings Application and under Workspace select Window
Management
3. Change any setting and click Apply
OBSERVED RESULT
Here are the examples of the results:
- stage change of any object which should change its state while hovering over
it with mouse pointer happens after 1-2 second delay
- typing reaction in Konsole is with similar 1-2 second delay
- dragging windows happens with same delay
- mouse cursor movement is instant (no delay observed)
EXPECTED RESULT
No delay/slowness after applying changes to any change in Window Management
section of System Settings app.
SOFTWARE/OS VERSIONS
Windows:
macOS:
Linux/KDE Plasma: Fedora 37
(available in About System)
KDE Plasma Version: 5.26.4
KDE Frameworks Version: 5.101.0
Qt Version: 5.15.7
Kernel: 6.0.15-300.fc37.x86_64
Graphics platform: X11
ADDITIONAL INFORMATION
The normal conditions can be achieved after logging off and logging into KDE.
During the slowness no significant resource usage spike is observed.
The condition does not happen while using Wayland platform.
HARDWARE DETAILS:
Lenovo Thinkpad T14s Gen 1
CPU Intel Core i7-10610U @ 1.80GHz
RAM: 32 GB
Graphics card: Mesa Intel UHD
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