lm-sys / lm-sys/FastChat

device bug

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#2,603 3 comments 1 reaction 0 assignees View on GitHub

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Python
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Description

https://github.com/lm-sys/FastChat/blob/main/fastchat/model/compression.py#L49
hello, i found that this line of code does not set the tensor in the weight of the tuple type to the corresponding device, causing problems with multi-card inference.

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start at fastchat/model/compression.py:49 and reproduce the reported multi-card inference failure, tracing how the tuple-typed weight is handled. Done means the tensor in that weight is placed on the corresponding device and multi-card inference no longer shows the reported problem; add or run a regression test if the repository provides one.

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Assessment

Tech stack
python
Domain
machine-learning
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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