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[bugfix] support eagle with lora cudagraph specialization (#28318)

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Signed-off-by: gnovack <gnovack@amazon.com>
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gnovack 2025-11-07 19:25:45 -08:00 committed by GitHub
parent 781f5ebf52
commit 70af44fd10
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1 changed files with 12 additions and 1 deletions
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13
vllm/v1/worker/gpu_model_runner.py
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@ -3602,7 +3602,18 @@ class GPUModelRunner(LoRAModelRunnerMixin, KVConnectorModelRunnerMixin):
cudagraph_runtime_mode == CUDAGraphMode.PIECEWISE
and not self.speculative_config.enforce_eager
)
self.drafter.dummy_run(num_tokens, use_cudagraphs=use_cudagraphs)
# Note(gnovack) - We need to disable cudagraphs for one of the two
# lora cases when cudagraph_specialize_lora is enabled. This is a
# short term mitigation for issue mentioned in
# https://github.com/vllm-project/vllm/issues/28334
if self.compilation_config.cudagraph_specialize_lora and activate_lora:
use_cudagraphs = False
self.drafter.dummy_run(
num_tokens,
use_cudagraphs=use_cudagraphs,
)
# This is necessary to avoid blocking DP.
# For dummy runs, we typically skip EPLB since we don't have any real