[Perf] Optimize requests abort (#32211)

Signed-off-by: yewentao256 <zhyanwentao@126.com>
2026-01-12 23:11:37 -05:00
parent f243abc92d
commit 2a719e0865
1 changed files with 4 additions and 3 deletions
--- a/vllm/v1/engine/async_llm.py
+++ b/vllm/v1/engine/async_llm.py
@@ -525,9 +525,10 @@ class AsyncLLM(EngineClient):
                            await asyncio.sleep(0)

                        # 3) Abort any reqs that finished due to stop strings.
-                        await engine_core.abort_requests_async(
-                            processed_outputs.reqs_to_abort
-                        )
+                        if processed_outputs.reqs_to_abort:
+                            await engine_core.abort_requests_async(
+                                processed_outputs.reqs_to_abort
+                            )

                    output_processor.update_scheduler_stats(outputs.scheduler_stats)