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NVIDIA's open kernel driver for DGX Spark received two fixes that return freed GPU memory to the OS when a process exits and enable huge pages for GPU page faults on system memory, boosting first-touch bandwidth from 0.4 to 19.6 GiB/s.
This post describes using Windows PE as a lightweight, stateless testing harness for Windows kernel driver testing and fuzzing, with optimizations for CI/CD pipelines.