Open Bug 1850201 Opened 1 year ago Updated 1 year ago

Webgpu demo in Tellusim renders extremely slowly, causes the whole system to lag, mouse stutter and leads to rapid memory increase

Categories

(Core :: Graphics: WebGPU, defect)

defect

Tracking

()

People

(Reporter: mayankleoboy1, Unassigned)

References

(Blocks 2 open bugs, )

Details

Attachments

(1 file)

Enable webgpu

Go to https://tellusim.com/demos/webgpu-20230515/graphics_meshlet/main.html

AR:

  1. The demo is rendered extremely slowly
  2. GPU use is 100%
  3. There is rapid (maybe unbound) memory increase
  4. My machine starts freezing, mouse starts to stutter etc.

With Chrome : The demo quite smoothly, GPU use is 85%, there is no memory increase, no lag on machine.

I tried to take a profile but it didnt capture much.

Blocks: 1850207
Blocks: webgpu-v1
Severity: -- → S3
Attached image Screenshot 2023-08-29 220743.png (deleted) —

FWIW, opening that link for 5-10 seconds also trips some AMD driver internal check. After that demo is run, the "AMD Bug report tool" also pops up as it detects a driver timeout.
I did report it to AMD
Here is a profile but it is basically empty : https://share.firefox.dev/3sDJs7R

In addition to the gfx preset, are there any other threads for webGPU that should be enabled in the profiler?

Summary: Webgpu demo in Tellusim renders extremely slowly, causes the whole system to hang and leads to rapid memory increase → Webgpu demo in Tellusim renders extremely slowly, causes the whole system to lag, mouse stutter and leads to rapid memory increase
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