chore(engine): FXRT_BRIDGE_LOG diagnostic stderr bridge vao file

2026-08-24 12:25:14 +07:00
parent e12a8d754a
commit 36aa15e2eb
1 changed files with 4 additions and 1 deletions
@@ -175,10 +175,13 @@ class FxRealtimeSession:
            json.dump(job, f)
        cmd = [exe, "--realtime-fx", self._job_path, "--shm", self.name,
               "--parent", str(os.getpid())]
+        # FXRT_BRIDGE_LOG=<path>: bat stderr bridge (FxRTPerf) vao file — chan
+        # doan outFull/drop; mac dinh DEVNULL nhu cu.
+        _blog = os.environ.get("FXRT_BRIDGE_LOG") or ""
        self.proc = subprocess.Popen(
            cmd,
            stdout=subprocess.DEVNULL,
-            stderr=subprocess.DEVNULL,
+            stderr=open(_blog, "ab", buffering=0) if _blog else subprocess.DEVNULL,
            creationflags=getattr(subprocess, "CREATE_NO_WINDOW", 0),
        )