Profiling headless vulkan apps


I’m testing vulkan profiling using Nsight Systems (2021.2.3.8) with GitHub - SaschaWillems/Vulkan: Examples and demos for the new Vulkan API

When I profile a sample that creates a surface (computesample), I get the following timeline

When I profile a headless sample (renderheadless), I get

Screenshot from 2022-03-07 15-04-42

Is it possible to obtain workload information when profiling headless vulkan apps, or do I need to specify some “frame” delimiters as suggested in Profiling headless applications ?