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[fix] reduce dp capture bs #5634

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Merged
merged 2 commits into from
Apr 22, 2025
Merged

[fix] reduce dp capture bs #5634

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ada72d4
[fix] mem_fraction_static for deepseekv3 dp8 on h200
Apr 22, 2025
5a80fa9
[fix] reduce dp capture bs
Apr 22, 2025
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3 changes: 2 additions & 1 deletion python/sglang/srt/model_executor/cuda_graph_runner.py
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Original file line number Diff line number Diff line change
Expand Up @@ -134,7 +134,8 @@ def get_batch_sizes_to_capture(model_runner: ModelRunner):
)

gpu_mem = get_device_memory_capacity()
if gpu_mem is not None and gpu_mem > 81920:
# Batch size of each rank will not become so large when DP is on
if gpu_mem is not None and gpu_mem > 81920 and server_args.dp_size == 1:
capture_bs += list(range(160, 257, 8))

if max(capture_bs) > model_runner.req_to_token_pool.size:
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