antban commented on code in PR #53016:
URL: https://github.com/apache/spark/pull/53016#discussion_r2537459860
##########
python/pyspark/util.py:
##########
@@ -917,6 +918,67 @@ def default_api_mode() -> str:
return "classic"
+class _FaulthandlerHelper:
+ def __init__(self) -> None:
+ self._log_path: Optional[str] = None
+ self._log_file: Optional[TextIO] = None
+ self._periodic_dump = False
+
+ def start(self) -> None:
+ if self._log_path:
+ raise Exception("Fault handler is already registered. No second
registration allowed")
+ self._log_path = os.environ.get("PYTHON_FAULTHANDLER_DIR", None)
+ traceback_dump_interval_seconds = os.environ.get(
+ "PYTHON_TRACEBACK_DUMP_INTERVAL_SECONDS", None
+ )
+ if self._log_path:
+ self._log_path = os.path.join(self._log_path, str(os.getpid()))
+ self._log_file = open(self._log_path, "w")
+
+ faulthandler.enable(file=self._log_file)
+
+ if (
+ traceback_dump_interval_seconds is not None
+ and int(traceback_dump_interval_seconds) > 0
+ ):
+ self._periodic_dump = True
+
faulthandler.dump_traceback_later(int(traceback_dump_interval_seconds),
repeat=True)
Review Comment:
I see, makes sense. I will leave the overall faulthandler registration, but
will delay the change the approach to periodic dumps.
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