Bug 483484

Summary:	Horizontal lines glitch in CPU chart on Wayland
Product:	[Applications] plasma-systemmonitor	Reporter:	Jack <alphajack>
Component:	general	Assignee:	KSysGuard Developers <ksysguard-bugs>
Status:	RESOLVED DUPLICATE
Severity:	minor	CC:	ahiemstra, alphajack, plasma-bugs-null
Priority:	NOR	Keywords:	qt6
Version First Reported In:	6.0.2
Target Milestone:	---
Platform:	Arch Linux
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:
Attachments:	The CPU chart in System Monitor is showing unexpected horizontal lines

Description Jack 2024-03-13 21:08:48 UTC

Created attachment 167125 [details]
The CPU chart in System Monitor is showing unexpected horizontal lines

SUMMARY
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug symbols.
See https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***

In Plasma 6 + Wayland, the CPU chart in System Monitor is showing unexpected horizontal lines.

Other charts (the ones with light blue and orange colors) are not affected.

In Plasma 5 + XOrg, the CPU chart is fine.

STEPS TO REPRODUCE
1. Install Wayland + Plasma 6 + proprietary Nvidia drivers
2. Open System Monitor > History
3. Observe glitch in the CPU chart (see attachment)

OBSERVED RESULT


EXPECTED RESULT


SOFTWARE/OS VERSIONS
Linux: 6.7.9
(available in About System)
KDE Plasma Version: 6.0.1
KDE Frameworks Version: 6.0.0
Qt Version: 6.6.2

ADDITIONAL INFORMATION

Comment 1 Arjen Hiemstra 2024-03-14 09:25:03 UTC


*** This bug has been marked as a duplicate of bug 434462 ***