https://bugs.kde.org/show_bug.cgi?id=439393
Bug ID: 439393
Summary: Terrible performance when resizing windows
Product: kwin
Version: 5.22.2
Platform: Archlinux Packages
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: compositing
Assignee: kwin-bugs-n...@kde.org
Reporter: d...@rhoatech.com
Target Milestone: ---
SUMMARY
Desktop drops to 20-30fps when resizing windows, such as dolphin, firefox
(blank tab), and Plasma Settings window. Display is 100 FPS, 3440x1440 on an
nVidia 3070ti.
STEPS TO REPRODUCE
1. Resize any of the windows listed in summary
OBSERVED RESULT
FPS drops from 100 to 20-30 FPS, and windows
EXPECTED RESULT
Minimal FPS drop.
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 5.22.2
KDE Frameworks Version: 5.83.0
Qt Version: 5.15.2
Kernel Version: 5.12.13-zen1-2-zen (64-bit)
Graphics Platform: X11
Processors: 16 × AMD Ryzen 7 5800X 8-Core Processor
Memory: 31.3 GiB of RAM
Graphics Processor: NVIDIA Graphics Device/PCIe/SSE2
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