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torch.cuda.get_allocator_backend¶

torch.cuda.get_allocator_backend()[source]¶

Returns a string describing the active allocator backend as set by PYTORCH_CUDA_ALLOC_CONF. Currently available backends are native (PyTorch’s native caching allocator) and cudaMallocAsync` (CUDA’s built-in asynchronous allocator).

Note

See Memory management for details on choosing the allocator backend.

Return type: str

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