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[BugFix]Qwen-Image performance regression by using omni RMSNorm(RMSNorm backend) #3933

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Merged
hsliuustc0106 merged 6 commits into from
May 31, 2026
+1 −1
Merged

[BugFix]Qwen-Image performance regression by using omni RMSNorm(RMSNorm backend) #3933

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3ccc69d
Replace vLLM rms_norm by Torch RMSNorm
NumberWan May 28, 2026
3b4821e
Replace vLLM rms_norm by Torch RMSNorm
NumberWan May 28, 2026
60048ae
Replace vLLM rms_norm by Torch RMSNorm
NumberWan May 28, 2026
b171b13
format changed
NumberWan May 28, 2026
8c88f00
Merge branch 'main' into qwen_perf
NumberWan May 29, 2026
d4bf12b
Changed vllm RMSnorm to omni RMSnorm
NumberWan May 29, 2026
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2 changes: 1 addition & 1 deletion vllm_omni/diffusion/models/qwen_image/qwen_image_transformer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,6 @@
from diffusers.models.modeling_outputs import Transformer2DModelOutput
from diffusers.models.normalization import AdaLayerNormContinuous
from vllm.logger import init_logger
from vllm.model_executor.layers.layernorm import RMSNorm
from vllm.model_executor.layers.linear import (
ColumnParallelLinear,
QKVParallelLinear,
Expand All @@ -44,6 +43,7 @@
)
from vllm_omni.diffusion.forward_context import get_forward_context
from vllm_omni.diffusion.layers.adalayernorm import AdaLayerNorm
from vllm_omni.diffusion.layers.norm import RMSNorm
from vllm_omni.diffusion.layers.rope import RotaryEmbedding

logger = init_logger(__name__)
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