https://bugs.kde.org/show_bug.cgi?id=482178
Bug ID: 482178
Summary: Wayland renders the whole desktop in half refresh rate
Classification: Plasma
Product: plasmashell
Version: master
Platform: Neon
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Desktop Containment
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Target Milestone: 1.0
Created attachment 166267
--> https://bugs.kde.org/attachment.cgi?id=166267&action=edit
UFO test on X11
SUMMARY
***
Choosing Plasma Wayland session on Plasma 6.0 will present a desktop that has
everything rendered in half of what the screen refresh rate is.
***
STEPS TO REPRODUCE
1. In SDDM login screen, choose Plasma (Wayland) session
2. Do anything: move mouse, open apps, whatever, it will look choppy
OBSERVED RESULT
Any changes on the desktop are choppy
EXPECTED RESULT
Any changes on the desktop are smooth
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 6.0
(available in About System)
KDE Plasma Version: 6.0
KDE Frameworks Version: 6.0
Qt Version: 6.6.2
ADDITIONAL INFORMATION
$ inxi -F
System:
Host: LeleChuwi Kernel: 6.6.5-060605-generic x86_64 bits: 64
Desktop: KDE Plasma 6.0.0 Distro: KDE neon 22.04 6.0
Machine:
Type: Laptop System: CHUWI Innovation And (ShenZhen) product: MiniBook X
v: N/A serial: <superuser required>
Mobo: N/A model: N/A serial: <superuser required>
UEFI: American Megatrends LLC. v: DNN20A V2.03 date: 12/28/2023
Battery:
ID-1: BAT0 charge: 28.9 Wh (100.0%) condition: 28.9/28.9 Wh (100.0%)
CPU:
Info: quad core model: Intel N100 bits: 64 type: MCP cache: L2: 2 MiB
Speed (MHz): avg: 801 min/max: 700/801 cores: 1: 801 2: 801 3: 801 4: 801
Graphics:
Device-1: Intel driver: i915 v: kernel
Device-2: HYGD-220831-A Hy-Usb2.0-1 MIC type: USB driver: uvcvideo
Display: x11 server: X.Org v: 1.21.1.4 driver: X: loaded: modesetting
unloaded: fbdev,vesa gpu: i915 resolution: 1920x1200~50Hz
OpenGL: renderer: Mesa Intel Graphics (ADL-N)
v: 4.6 Mesa 23.2.1-1ubuntu3.1~22.04.2
Audio:
Device-1: Intel driver: snd_hda_intel
Device-2: HYGD-220831-A Hy-Usb2.0-1 MIC type: USB driver: uvcvideo
Sound Server-1: ALSA v: k6.6.5-060605-generic running: yes
Sound Server-2: PipeWire v: 0.3.48 running: yes
Network:
Device-1: Intel driver: iwlwifi
IF: wlp0s20f3 state: up mac: c0:a5:e8:40:76:62
Bluetooth:
Device-1: Intel AX201 Bluetooth type: USB driver: btusb
Report: hciconfig ID: hci0 state: up address: C0:A5:E8:40:76:66 bt-v: 3.0
Drives:
Local Storage: total: 476.94 GiB used: 22.99 GiB (4.8%)
ID-1: /dev/nvme0n1 model: KPART512GBC2DVT size: 476.94 GiB
Partition:
ID-1: / size: 455.73 GiB used: 22.99 GiB (5.0%) fs: ext4
dev: /dev/nvme0n1p2
ID-2: /boot/efi size: 299.4 MiB used: 6.1 MiB (2.0%) fs: vfat
dev: /dev/nvme0n1p1
Swap:
ID-1: swap-1 type: partition size: 12.56 GiB used: 0 KiB (0.0%)
dev: /dev/nvme0n1p3
Sensors:
System Temperatures: cpu: 27.8 C mobo: N/A
Fan Speeds (RPM): N/A
Info:
Processes: 217 Uptime: 26m Memory: 11.43 GiB used: 3.22 GiB (28.2%)
Shell: Bash inxi: 3.3.13
Attached is a proof using UFO framerate test (https://www.testufo.com/), named
after the corresponding session.
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