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[fix] export failure with CUDA driver < 526 and pynvml>=11.5.0 #1537

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[fix] export failure with CUDA driver < 526 and pynvml>=11.5.0 #1537

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20 changes: 12 additions & 8 deletions tensorrt_llm/profiler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -44,15 +44,19 @@
"A required package 'pynvml' is not installed. Will not "
"monitor the device memory usages. Please install the package "
"first, e.g, 'pip install pynvml>=11.5.0'.")
elif pynvml.__version__ < '11.5.0':
logger.warning(f'Found pynvml=={pynvml.__version__}. Please use '
f'pynvml>=11.5.0 to get accurate memory usage')
# Support legacy pynvml. Note that an old API could return
# wrong GPU memory usage.
_device_get_memory_info_fn = pynvml.nvmlDeviceGetMemoryInfo
else:
_device_get_memory_info_fn = partial(pynvml.nvmlDeviceGetMemoryInfo,
version=pynvml.nvmlMemory_v2)
pynvml.nvmlInit()
driver_version = pynvml.nvmlSystemGetDriverVersion()
if pynvml.__version__ < '11.5.0' or driver_version < '526':
logger.warning(f'Found pynvml=={pynvml.__version__} and cuda driver version {driver_version}.'
' Please use pynvml>=11.5.0 and cuda driver>=526 to get accurate memory usage')
# Support legacy pynvml. Note that an old API could return
# wrong GPU memory usage.
_device_get_memory_info_fn = pynvml.nvmlDeviceGetMemoryInfo
else:
_device_get_memory_info_fn = partial(pynvml.nvmlDeviceGetMemoryInfo,
version=pynvml.nvmlMemory_v2)
pynvml.nvmlShutdown()


class Timer:
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