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[Requirement|需求建议]: dispatch fullmeshv2接收侧flag轮询与搬运性能优化 #7275
zhong-zixinAdd on 6 days agoClosed at 5 days ago
周云飞
6 days ago Comments:
6 days ago Comments:
/assign @zhong-zixin


6 days ago Assign zhong-zixin as responsible person
周云飞
6 days ago Comments:
6 days ago Comments:
5 days ago Close issue
5 days ago changed custom state from 待办的 to 已完成
5 days ago Added label: resolved
Backgroud(背景信息)
MoE dispatch fullmesh_v2 接收侧按来源 rank 和专家形成的片段检查 ready 标志并搬运数据。逐片段搬入 flag、归约检查和等待 payload 搬运会增加控制与同步开销,多专家场景中数据分散、片段较多时尤为明显。
Benefit / Necessity (价值/作用)
减少接收侧 ready 判定及搬运同步开销,改善 Ascend 950 上 fullmesh_v2 串行和非串行路径的性能。
Design(设计方案)
关联 PR:fullmeshv2 flag轮询与搬出优化 #15481