lm-sys / lm-sys/FastChat

[error] ValueError:The current `device_map` had weights offloaded to the disk. Please provide an `offload_folder` for them. Alternatively, make sure you have `safetensors` installed if the model you are using offers the weights in this format.

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Description

when i use commend 'python -m fastchat.serve.cli --model-path /home/models/Llama-2-70b-chat --num-gpus 2', the following error occurred:
image
Llama-2-70b-chat is converted through transformers' src/transformers/models/llama/convert_llama_weights_to_hf.py
Supplementary note: Llama-2-70b-chat is obtained through the conversion of src/transformers/models/llama/convert_llama_weights_to_hf.py of transformers. This is because I am on https://github.com/facebookresearch/llama.git, using download.sh downloaded.

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Research direction

Start by reproducing the command python -m fastchat.serve.cli --model-path /home/models/Llama-2-70b-chat --num-gpus 2 and inspect the reported ValueError. Compare the model produced by transformers/models/llama/convert_llama_weights_to_hf.py with the loading requirements described in the error. Done means the compatibility issue is identified and the model-loading path has a verified resolution.

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Assessment

Tech stack
python
Domain
ai
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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