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[Core] Label torch trace logging overhead with dynamo_timed #39329

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Merged
zou3519 merged 1 commit into from
Apr 20, 2026
Merged

[Core] Label torch trace logging overhead with dynamo_timed #39329

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2 changes: 2 additions & 0 deletions vllm/compilation/piecewise_backend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@

import torch._functorch.config
import torch.fx as fx
from torch._dynamo.utils import dynamo_timed
from torch._inductor.runtime.triton_heuristics import CachingAutotuner
from torch._logging._internal import trace_structured

Expand Down Expand Up @@ -275,6 +276,7 @@ def compile_all_ranges(self) -> None:

range_entry.compiled = True

@dynamo_timed("vllm_log_compile_start_torch_trace_only")
def _log_compile_start(self, compile_range: Range):
"""Log compilation event for TORCH_TRACE/tlparse."""
is_cudagraph_size = (
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