michaelmicheal commented on code in PR #29446:
URL: https://github.com/apache/airflow/pull/29446#discussion_r1101929995


##########
airflow/config_templates/default_airflow.cfg:
##########
@@ -1045,8 +1045,16 @@ min_file_process_interval = 30
 # referenced and should be marked as orphaned.
 parsing_cleanup_interval = 60
 
+# How long (in seconds) to wait after we've reparsed a DAG file before 
deactivating stale
+# DAGs (DAGs which are no longer present in the expected files). The reason 
why we need
+# this threshold is to account for the time between when the file is parsed 
and when the
+# DAG is loaded. The absolute maximum that this could take is 
`dag_file_processor_timeout`,
+# but when you have a long timeout configured, it results in a significant 
delay in the
+# deactivation of stale dags.
+stale_dag_threshold = 30
+
 # How often (in seconds) to scan the DAGs directory for new files. Default to 
5 minutes.
-dag_dir_list_interval = 300
+dag_dir_list_interval = 10

Review Comment:
   Sorry, accident



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