ChaiZhi commented on issue #15978: URL: https://github.com/apache/airflow/issues/15978#issuecomment-889590282
@daoudjahdou Are you using the `SequentialExecutor` with `sqlite`? I have the same issue with sqlite, I think it may cause by the: ``` Because we cannot use more than 1 thread (parsing_processes = 2 ) when using sqlite. So we set parallelism to 1. ``` After switching to Mysql, restart the scheduler and sub dag example works fine -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
