Unverified50% confidenceFactExact time
大语言模型多卡张量并行时,每一层前向传播都需要在卡间同步激活值,带宽瓶颈会直接拉低整体推理吞吐
1
Sources
50%
Confidence
Long-term
Relevance
10/6/2026
First Seen
Sources
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