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[Feature]: add back exl2 support? #884

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joshuakoh1 opened this issue Dec 12, 2024 · 2 comments
Open

[Feature]: add back exl2 support? #884

joshuakoh1 opened this issue Dec 12, 2024 · 2 comments

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@joshuakoh1
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🚀 The feature, motivation and pitch

Why was exl2 support dropped?

Is there anything that the community can help with that is stuck?

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@discordianbelle
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+1, happy to help in any way I can

@AlpinDale
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The primary culprit was the upstream PR vllm-project/vllm#3977, which drastically changed how quantized layers were handled. This made working with exllamav2 extremely difficult. If someone can make the existing exl2 quantization work with the changes from that PR, it should be easier to manage.

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@discordianbelle @joshuakoh1 @AlpinDale