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Use torch.xpu.mem_get_info for XPU #3275

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Use torch.xpu.mem_get_info for XPU #3275

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14 changes: 13 additions & 1 deletion src/accelerate/utils/memory.py
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Original file line number Diff line number Diff line change
Expand Up @@ -174,7 +174,19 @@ def get_xpu_available_memory(device_index: int):
from intel_extension_for_pytorch.xpu import mem_get_info

return mem_get_info(device_index)[0]
elif version.parse(torch.__version__).release >= version.parse("2.6").release:
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# torch.xpu.mem_get_info API is available starting from PyTorch 2.6
# It further requires PyTorch built with the SYCL runtime which supports API
# to query available device memory. If not available, exception will be
# raised. Version of SYCL runtime used to build PyTorch is being reported
# with print(torch.version.xpu) and corresponds to the version of Intel DPC++
# SYCL compiler. First version to support required feature is 20250001.
try:
return torch.xpu.mem_get_info(device_index)[0]
except Exception:
pass

warnings.warn(
"The XPU `mem_get_info` API is available in IPEX version >=2.5. The current returned available memory is incorrect. Please consider upgrading your IPEX version."
"The XPU `mem_get_info` API is available in IPEX version >=2.5 or PyTorch >=2.6. The current returned available memory is incorrect. Please consider upgrading your IPEX or PyTorch version."
)
return torch.xpu.max_memory_allocated(device_index)
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