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def get_gpu_names(): |
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from subprocess import check_output |
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gpu_names = set() |
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out = check_output(["nvidia-smi", "-L"]) |
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for line in out.split(b"\n"): |
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if len(line) > 0: |
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gpu_names.add(line.decode("utf-8").split(" (UUID")[0]) |
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return gpu_names |
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def cuda_malloc_supported(): |
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blacklist = { |
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"GeForce GTX TITAN X", |
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"GeForce GTX 980", |
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"GeForce GTX 970", |
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"GeForce GTX 960", |
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"GeForce GTX 950", |
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"GeForce 945M", |
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"GeForce 940M", |
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"GeForce 930M", |
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"GeForce 920M", |
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"GeForce 910M", |
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"GeForce GTX 750", |
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"GeForce GTX 745", |
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"Quadro K620", |
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"Quadro K1200", |
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"Quadro K2200", |
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"Quadro M500", |
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"Quadro M520", |
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"Quadro M600", |
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"Quadro M620", |
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"Quadro M1000", |
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"Quadro M1200", |
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"Quadro M2000", |
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"Quadro M2200", |
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"Quadro M3000", |
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"Quadro M4000", |
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"Quadro M5000", |
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"Quadro M5500", |
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"Quadro M6000", |
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"GeForce MX110", |
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"GeForce MX130", |
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"GeForce 830M", |
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"GeForce 840M", |
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"GeForce GTX 850M", |
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"GeForce GTX 860M", |
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"GeForce GTX 1650", |
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"GeForce GTX 1630", |
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"Tesla M4", |
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"Tesla M6", |
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"Tesla M10", |
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"Tesla M40", |
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"Tesla M60", |
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} |
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try: |
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names = get_gpu_names() |
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except Exception: |
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return False |
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for x in names: |
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if "NVIDIA" in x: |
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for b in blacklist: |
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if b in x: |
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return False |
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return True |
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return False |
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def try_cuda_malloc(): |
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import os |
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if not cuda_malloc_supported(): |
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print("Failed to use cudaMallocAsync backend...") |
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return |
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env_var = os.environ.get("PYTORCH_CUDA_ALLOC_CONF", None) |
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if env_var is None: |
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env_var = "backend:cudaMallocAsync" |
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else: |
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env_var += ",backend:cudaMallocAsync" |
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os.environ["PYTORCH_CUDA_ALLOC_CONF"] = env_var |
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print("Using cudaMallocAsync backend") |
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