Skip to content

[BugFix][CPU] fix error on CPU runner shutdown #41034

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
vllm-bot merged 1 commit into from
Apr 29, 2026
+11 −0
Merged

[BugFix][CPU] fix error on CPU runner shutdown #41034

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
11 changes: 11 additions & 0 deletions vllm/v1/worker/cpu_model_runner.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,9 @@

class CPUModelRunner(GPUModelRunner):
def __init__(self, vllm_config: VllmConfig, device: torch.device):
# avoid calling accelerator APIs for methods inherited from super class
_set_torch_accelerator_to_noop()

with _torch_cuda_wrapper():
super().__init__(vllm_config, device)

Expand Down Expand Up @@ -244,3 +247,11 @@ def _set_global_compilation_settings(config: VllmConfig):
yield
finally:
torch_inductor_config.freezing = freezing_value


def _set_torch_accelerator_to_noop() -> None:
def noop(*args: Any, **kwargs: Any) -> None:
pass

torch.accelerator.synchronize = noop
torch.accelerator.empty_cache = noop
Loading