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txgsync/nslm-qwen38 / src-ece9722 /engine /vram.h

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// engine/vram.h - the VRAM that a CUDA engine keeps free for other users of the GPU (the desktop, other programs).
#pragma once
#include <stdlib.h>

#include <cuda_runtime_api.h>

// NSLM_VRAM_RESERVE_MB; else 2560 MB on a GPU that drives a display (it has a kernel time limit: WDDM, X11); else 512
static inline double nslm_vram_reserve_mb(void) {
    const char* s = getenv("NSLM_VRAM_RESERVE_MB");
    int dev = 0, limit = 0;
    if (s) return atof(s);
    cudaGetDevice(&dev);
    return cudaDeviceGetAttribute(&limit, cudaDevAttrKernelExecTimeout, dev) == cudaSuccess && limit ? 2560 : 512;
}

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Size:: 599 Bytes
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	// engine/vram.h - the VRAM that a CUDA engine keeps free for other users of the GPU (the desktop, other programs).
	#pragma once
	#include <stdlib.h>

	#include <cuda_runtime_api.h>

	// NSLM_VRAM_RESERVE_MB; else 2560 MB on a GPU that drives a display (it has a kernel time limit: WDDM, X11); else 512
	static inline double nslm_vram_reserve_mb(void) {
	const char* s = getenv("NSLM_VRAM_RESERVE_MB");
	int dev = 0, limit = 0;
	if (s) return atof(s);
	cudaGetDevice(&dev);
	return cudaDeviceGetAttribute(&limit, cudaDevAttrKernelExecTimeout, dev) == cudaSuccess && limit ? 2560 : 512;
	}