[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-14 Thread Matty R
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #15 from Matty R  ---
(In reply to Nate Graham from comment #14)
> Sure, it's not the exact same issue, but it's probably still a driver bug.

That specific bug appears to have been resolved with Driver 343.36:

* Fixed an OpenGL issue that could cause glReadPixels() operations to be
improperly clipped when resizing composited application windows, potentially
leading to momentary X freezes.

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-14 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #14 from Nate Graham  ---
Sure, it's not the exact same issue, but it's probably still a driver bug.

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-14 Thread Matty R
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #13 from Matty R  ---
(In reply to Vlad Zahorodnii from comment #11)
> (In reply to Nate Graham from comment #5)
> > I wonder if this is a driver issue. I don't see this kind of stuttering with
> > much weaker hardware than yours (crappy Intel 10th gen i7 with HD620 iGPU).
> > What NVIDIA hardware are you using for your GPU?
> 
> yeah, it might be a driver issue
> https://github.com/ValveSoftware/steam-for-linux/issues/3429#issuecomment-
> 54098190

I don't think it's the same problem. I don't have any problems with Steam
notifications, it's specific to Plasma.

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-14 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=439393

Nate Graham  changed:

   What|Removed |Added

 Resolution|--- |UPSTREAM
 Status|REPORTED|RESOLVED

--- Comment #12 from Nate Graham  ---
Oof. :(

I guess you can report this issue to the NVIDIA folks, either by sending an
email to linux-b...@nvidia.com or making a post at
https://forums.developer.nvidia.com/c/gpu-unix-graphics/linux/

It would be helpful to the NVIDIA developers if you could run
nvidia-bug-report.sh and attach the resulting file in your report. Thanks!

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-14 Thread Vlad Zahorodnii
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #11 from Vlad Zahorodnii  ---
(In reply to Nate Graham from comment #5)
> I wonder if this is a driver issue. I don't see this kind of stuttering with
> much weaker hardware than yours (crappy Intel 10th gen i7 with HD620 iGPU).
> What NVIDIA hardware are you using for your GPU?

yeah, it might be a driver issue
https://github.com/ValveSoftware/steam-for-linux/issues/3429#issuecomment-54098190

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-13 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=439393

Nate Graham  changed:

   What|Removed |Added

   See Also||https://bugs.kde.org/show_b
   ||ug.cgi?id=414785

--- Comment #10 from Nate Graham  ---
The notification issue specifically is tracked with Bug 414785.

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-09-13 Thread Martin Droessler
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #9 from Martin Droessler  ---
Same here - not only on resizing, but especially when it comes to
overlay-popups e.g. notifications! Especially notifications! The FPS drops to
around 7, every time a notification pops up.
But also the overall responsiveness is quite bad and sluggish.

I tried disabling most effect-plugins - but nothing changed.

When disabling compositing, everything is fast and smooth.

OS: Arch Linux
Kernel: 5.13.13-arch1-1
Plasma/kwin: 5.22.5
Graphics Platform: X11
Frameworks: 5.85.0
QT: 5.15.2
CPU: AMD Ryzen Threadripper 1920X
RAM: 32GB
GPU: NVidia GeForce RTX 2080
Driver: 470.63.01

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-07-30 Thread Matty R
https://bugs.kde.org/show_bug.cgi?id=439393

--- Comment #8 from Matty R  ---
(In reply to Nate Graham from comment #7)
> Thanks. And did that help at all? Or is resizing performance still bad?

Still just as bad. Moving windows around is fine, it's just resizing.

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[kwin] [Bug 439393] Terrible performance when resizing windows with NVIDIA GPU+driver and compositing enabled

2021-07-30 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=439393

Nate Graham  changed:

   What|Removed |Added

Summary|Terrible performance when   |Terrible performance when
   |resizing windows|resizing windows with
   ||NVIDIA GPU+driver and
   ||compositing enabled

--- Comment #7 from Nate Graham  ---
Thanks. And did that help at all? Or is resizing performance still bad?

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