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[Optimization] EP empty_input_forward Remove Communication #5254

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[Optimization] EP empty_input_forward Remove Communication #5254

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8ac7918
check fake input shape
ckl117 Nov 26, 2025
f1d7bc5
Merge branch 'develop' of https://github.com/PaddlePaddle/FastDeploy …
ckl117 Nov 28, 2025
5d2ba1c
support glm 4.6
ckl117 Nov 28, 2025
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5 changes: 5 additions & 0 deletions custom_ops/gpu_ops/moe/ep_moe_expert_dispatch.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,11 @@
__VA_ARGS__ \
break; \
} \
case 20: { \
constexpr size_t NUM_EXPERTS_PER_RANK = 20; \
__VA_ARGS__ \
break; \
} \
case 32: { \
constexpr size_t NUM_EXPERTS_PER_RANK = 32; \
__VA_ARGS__ \
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4 changes: 3 additions & 1 deletion fastdeploy/model_executor/layers/moe/fused_moe_cutlass_backend.py
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Expand Up @@ -146,8 +146,10 @@ def apply_ep_prefill(
recv_topk_weights,
recv_num_tokens_per_expert_list,
handle,
_,
event,
) = self.ep_prefill_runner.dispatch(x, topk_idx, topk_weights)
if self.ep_prefill_runner.ep_engine.async_finish:
event.current_stream_wait()
token_all_num = sum(recv_num_tokens_per_expert_list)

# 3. Compute ffn
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2 changes: 1 addition & 1 deletion fastdeploy/model_executor/models/glm4_moe.py
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Expand Up @@ -499,7 +499,7 @@ def empty_input_forward(self):
empty_input_forward
"""
fake_hidden_states = paddle.ones(
shape=[1, self.fd_config.model_config.hidden_size],
shape=[0, self.fd_config.model_config.hidden_size],
dtype=paddle.get_default_dtype(),
)
for i in range(
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2 changes: 1 addition & 1 deletion fastdeploy/model_executor/models/qwen3moe.py
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Expand Up @@ -421,7 +421,7 @@ def empty_input_forward(self):
empty_input_forward
"""
fake_hidden_states = paddle.empty(
shape=[1, self.fd_config.model_config.hidden_size],
shape=[0, self.fd_config.model_config.hidden_size],
dtype=paddle.get_default_dtype(),
)
for i in range(
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