From 668cfb7e27e488454dbf09a4927b8a60d6d49b40 Mon Sep 17 00:00:00 2001 From: Gahow Wang Date: Sat, 11 Jul 2026 17:32:27 +0800 Subject: [PATCH 3/5] Log the OpProf output path at startup Assisted-by: OpenAI Codex --- tests/v1/core/test_opprof.py | 1 + vllm/v1/core/sched/scheduler.py | 2 ++ vllm/v1/opprof.py | 1 + 3 files changed, 4 insertions(+) diff --git a/tests/v1/core/test_opprof.py b/tests/v1/core/test_opprof.py index 9bfbfcc..79c1fae 100644 --- a/tests/v1/core/test_opprof.py +++ b/tests/v1/core/test_opprof.py @@ -336,6 +336,7 @@ def test_writer_enospc_is_exposed_and_shutdown_is_bounded( def test_shutdown_flush_is_idempotent(tmp_path): sched = scheduler({"decode": request(8, 9)}) rec, path = recorder(tmp_path) + assert rec.writer.path == path assert emit(rec, sched, schedule_output({"decode": 1})) rec.close() rec.close() diff --git a/vllm/v1/core/sched/scheduler.py b/vllm/v1/core/sched/scheduler.py index 303c562..769a02a 100644 --- a/vllm/v1/core/sched/scheduler.py +++ b/vllm/v1/core/sched/scheduler.py @@ -278,6 +278,8 @@ class Scheduler(SchedulerInterface): dp_rank=self.parallel_config.data_parallel_index, log_stats=self.log_stats, ) + if self.opprof is not None: + logger.info("OpProf telemetry enabled: %s", self.opprof.writer.path) self.use_pp = self.parallel_config.pipeline_parallel_size > 1 self.use_v2_model_runner = vllm_config.use_v2_model_runner diff --git a/vllm/v1/opprof.py b/vllm/v1/opprof.py index f0330d0..75f63de 100644 --- a/vllm/v1/opprof.py +++ b/vllm/v1/opprof.py @@ -68,6 +68,7 @@ class JSONLWriter: start: bool = True, ) -> None: self._queue: queue.Queue[Any] = queue.Queue(capacity) + self.path = path self._encoder = msgspec.json.Encoder() self._file = path.open("xb", buffering=1 << 20) self._thread = threading.Thread(target=self._run, daemon=True) -- 2.43.0