Refactor Attention #1840
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Refactor Attention #1840
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@zhuohan123 @simon-mo @Yard1 This PR is ready for review! |
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This PR refactors the
PageAttentionmodule, making the following changes:forwardmethod is simplified.PagedAttentionWithRoPEis removed. Now RoPE is explicitly executed beforePagedAttentionin the model code.PagedAttentionWithALiBiis removed. ALiBi bias is used ifPagedAttentionis initialized withalibi_slopes.Tested (single-GPU):
Baichuan(due to the issue [BUG] vLLM Baichuan model is not working in latest vLLM release #1403)