KhronosGroup / KhronosGroup/Vulkan-ValidationLayers

GPU-AV Runtime Shader Instrumentation Slowness in loops

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#9,722 3 comments 0 reactions 1 assignee View on GitHub

@spencer-lunarg is already working on this.

Since Mar 19, 2025.

GPU-AV
Dominant language
C++
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Description

The computenbody example runs at 120 FPS but then adding just VK_LAYER_GPUAV_DESCRIPTOR_CHECKS and VK_LAYER_GPUAV_POST_PROCESS_DESCRIPTOR_INDEXING combined gets it down to 8 FPS (just one is 30 FPS)

Also effects

  • computeraytracing

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