void running out of CPU RAM if
the weight of the CPU state dict + the biggest shard of the checkpoint does not fit. Defaults to True
when there is some disk offload.   low_cpu_mem_usage (bool, optional, defaults to True if torch version >= 1.9.0 else False) —
Speed up model loading only loading the pretrained weights and not initializing the weights. This also
tries to not use more than 1x model size in CPU memory (including peak memory) while 