ravi-simtel commented on issue #50038:
URL: https://github.com/apache/airflow/issues/50038#issuecomment-2872651354
when in DAEMON mode, it seems to be not passing the argument, hence the
error
`2025-05-11 09:26:50,356 ERROR - Exception when executing DagProcessorJob
Traceback (most recent call last):
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/jobs/dag_processor_job_runner.py",
line 61, in _execute
self.processor.run()
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 262, in run
return self._run_parsing_loop()
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 347, in _run_parsing_loop
self._start_new_processes()
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 894, in _start_new_processes
processor = self._create_process(file)
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/dag_processing/manager.py",
line 876, in _create_process
return DagFileProcessorProcess.start(
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/dag_processing/processor.py",
line 245, in start
proc: Self = super().start(target=target, **kwargs)
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/sdk/execution_time/supervisor.py",
line 487, in start
proc._register_pipe_readers(
File
"/home/ec2-user/airflow/lib/python3.9/site-packages/airflow/sdk/execution_time/supervisor.py",
line 506, in _register_pipe_readers
self.selector.register(
File "/usr/lib64/python3.9/selectors.py", line 360, in register
self._selector.register(key.fd, poller_events)
OSError: [Errno 22] Invalid argument`
You can use this for now,
`nohup airflow dag-processor > nohup.out &`
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