Blocked and limited Airflow configuration options

This page lists Airflow configuration options that are blocked or limited in Cloud Composer.

Limited configuration options in Cloud Composer 3

Cloud Composer 3 introduces limited Airflow configuration options. Values of these options can have values only in specific ranges. The limits help to make sure that certain Airflow configurations does not impact the environment's operation or performance in negative ways.

Section Configuration option Minimum Maximum
core min_file_process_interval 30 any
core dag_file_processor_timeout any 600
core dagbag_import_timeout dag_file_processor_timeout 600
core dagbag_import_timeout dag_file_processor_timeout 600
celery worker_concurrency 1 24
kubernetes_executor worker_pods_queued_check_interval 30 60
scheduler scheduler_heartbeat_sec 15 any
scheduler scheduler_health_check_threshold 2 * scheduler_heartbeat_sec any
triggerer triggerer_health_check_threshold 30, or 2 * job_heartbeat_sec any
triggerer job_heartbeat_sec 30 any

Blocked configuration options

If a configuration option is blocked, you cannot override its value.

Blocked configurations in Airflow 2.7.3

Airflow version Section Configuration option
2.7.3 cli All configuration options
2.7.3 kubernetes pod_template_file
2.7.3 kubernetes namespace
2.7.3 celery celery_app_name
2.7.3 celery worker_log_server_port
2.7.3 celery broker_url
2.7.3 celery result_backend
2.7.3 celery pool
2.7.3 celery default_queue
2.7.3 operators default_queue
2.7.3 core dags_folder
2.7.3 core fernet_key
2.7.3 core plugins_folder
2.7.3 core security
2.7.3 core sql_alchemy_conn
2.7.3 core sql_alchemy_pool_recycle
2.7.3 core sql_alchemy_pool_size
2.7.3 core load_examples
2.7.3 core store_serialized_dags
2.7.3 core store_dag_code
2.7.3 core wait_dag_not_found_timeout
2.7.3 core base_log_folder
2.7.3 core encrypt_s3_logs
2.7.3 core logging_config_class
2.7.3 core remote_base_log_folder
2.7.3 core remote_log_conn_id
2.7.3 core remote_logging
2.7.3 core task_log_reader
2.7.3 core log_format
2.7.3 database sql_alchemy_conn
2.7.3 database sql_alchemy_pool_recycle
2.7.3 database sql_alchemy_pool_size
2.7.3 database alembic_ini_file_path
2.7.3 smtp smtp_password
2.7.3 scheduler child_process_log_directory
2.7.3 scheduler print_stats_interval
2.7.3 scheduler enable_health_check
2.7.3 scheduler scheduler_health_check_server_port
2.7.3 scheduler standalone_dag_processor
2.7.3 webserver access_logfile
2.7.3 webserver base_url
2.7.3 webserver error_logfile
2.7.3 webserver log_fetch_timeout_sec
2.7.3 webserver secret_key
2.7.3 webserver web_server_host
2.7.3 webserver web_server_port
2.7.3 webserver web_server_ssl_cert
2.7.3 webserver web_server_ssl_key
2.7.3 webserver web_server_worker_timeout
2.7.3 webserver worker_refresh_batch_size
2.7.3 logging base_log_folder
2.7.3 logging encrypt_s3_logs
2.7.3 logging logging_config_class
2.7.3 logging remote_base_log_folder
2.7.3 logging remote_log_conn_id
2.7.3 logging remote_logging
2.7.3 logging task_log_reader
2.7.3 logging log_format
2.7.3 api google_oauth2_audience

Blocked configurations in Airflow 2.6.3

Airflow version Section Configuration option
2.6.3 cli All configuration options
2.6.3 kubernetes pod_template_file
2.6.3 kubernetes namespace
2.6.3 celery celery_app_name
2.6.3 celery worker_log_server_port
2.6.3 celery broker_url
2.6.3 celery result_backend
2.6.3 celery pool
2.6.3 celery default_queue
2.6.3 operators default_queue
2.6.3 core dags_folder
2.6.3 core fernet_key
2.6.3 core plugins_folder
2.6.3 core security
2.6.3 core sql_alchemy_conn
2.6.3 core sql_alchemy_pool_recycle
2.6.3 core sql_alchemy_pool_size
2.6.3 core load_examples
2.6.3 core store_serialized_dags
2.6.3 core store_dag_code
2.6.3 core wait_dag_not_found_timeout
2.6.3 core base_log_folder
2.6.3 core encrypt_s3_logs
2.6.3 core logging_config_class
2.6.3 core remote_base_log_folder
2.6.3 core remote_log_conn_id
2.6.3 core remote_logging
2.6.3 core task_log_reader
2.6.3 core log_format
2.6.3 database sql_alchemy_conn
2.6.3 database sql_alchemy_pool_recycle
2.6.3 database sql_alchemy_pool_size
2.6.3 smtp smtp_password
2.6.3 scheduler child_process_log_directory
2.6.3 scheduler print_stats_interval
2.6.3 scheduler enable_health_check
2.6.3 scheduler scheduler_health_check_server_port
2.6.3 scheduler standalone_dag_processor
2.6.3 webserver access_logfile
2.6.3 webserver base_url
2.6.3 webserver error_logfile
2.6.3 webserver log_fetch_timeout_sec
2.6.3 webserver secret_key
2.6.3 webserver web_server_host
2.6.3 webserver web_server_port
2.6.3 webserver web_server_ssl_cert
2.6.3 webserver web_server_ssl_key
2.6.3 webserver web_server_worker_timeout
2.6.3 webserver worker_refresh_batch_size
2.6.3 logging base_log_folder
2.6.3 logging encrypt_s3_logs
2.6.3 logging logging_config_class
2.6.3 logging remote_base_log_folder
2.6.3 logging remote_log_conn_id
2.6.3 logging remote_logging
2.6.3 logging task_log_reader
2.6.3 logging log_format
2.6.3 api google_oauth2_audience

Blocked configurations in Airflow 2.5.3

Airflow version Section Configuration option
2.5.3 cli All configuration options
2.5.3 kubernetes pod_template_file
2.5.3 kubernetes namespace
2.5.3 celery celery_app_name
2.5.3 celery worker_log_server_port
2.5.3 celery broker_url
2.5.3 celery result_backend
2.5.3 celery pool
2.5.3 celery default_queue
2.5.3 operators default_queue
2.5.3 core dags_folder
2.5.3 core fernet_key
2.5.3 core plugins_folder
2.5.3 core security
2.5.3 core sql_alchemy_conn
2.5.3 core sql_alchemy_pool_recycle
2.5.3 core sql_alchemy_pool_size
2.5.3 core load_examples
2.5.3 core store_serialized_dags
2.5.3 core store_dag_code
2.5.3 core wait_dag_not_found_timeout
2.5.3 core base_log_folder
2.5.3 core encrypt_s3_logs
2.5.3 core logging_config_class
2.5.3 core remote_base_log_folder
2.5.3 core remote_log_conn_id
2.5.3 core remote_logging
2.5.3 core task_log_reader
2.5.3 core log_format
2.5.3 database sql_alchemy_conn
2.5.3 database sql_alchemy_pool_recycle
2.5.3 database sql_alchemy_pool_size
2.5.3 smtp smtp_password
2.5.3 scheduler child_process_log_directory
2.5.3 scheduler print_stats_interval
2.5.3 scheduler enable_health_check
2.5.3 scheduler scheduler_health_check_server_port
2.5.3 scheduler standalone_dag_processor
2.5.3 webserver access_logfile
2.5.3 webserver base_url
2.5.3 webserver error_logfile
2.5.3 webserver log_fetch_timeout_sec
2.5.3 webserver secret_key
2.5.3 webserver web_server_host
2.5.3 webserver web_server_port
2.5.3 webserver web_server_ssl_cert
2.5.3 webserver web_server_ssl_key
2.5.3 webserver web_server_worker_timeout
2.5.3 webserver worker_refresh_batch_size
2.5.3 logging base_log_folder
2.5.3 logging encrypt_s3_logs
2.5.3 logging logging_config_class
2.5.3 logging remote_base_log_folder
2.5.3 logging remote_log_conn_id
2.5.3 logging remote_logging
2.5.3 logging task_log_reader
2.5.3 logging log_format
2.5.3 api google_oauth2_audience

Blocked configurations in Airflow 2.5.1

Airflow version Section Configuration option
2.5.1 cli All configuration options
2.5.1 kubernetes pod_template_file
2.5.1 kubernetes namespace
2.5.1 celery celery_app_name
2.5.1 celery worker_log_server_port
2.5.1 celery broker_url
2.5.1 celery result_backend
2.5.1 celery pool
2.5.1 celery default_queue
2.5.1 operators default_queue
2.5.1 core dags_folder
2.5.1 core fernet_key
2.5.1 core plugins_folder
2.5.1 core security
2.5.1 core sql_alchemy_conn
2.5.1 core sql_alchemy_pool_recycle
2.5.1 core sql_alchemy_pool_size
2.5.1 core load_examples
2.5.1 core store_serialized_dags
2.5.1 core store_dag_code
2.5.1 core wait_dag_not_found_timeout
2.5.1 core base_log_folder
2.5.1 core encrypt_s3_logs
2.5.1 core logging_config_class
2.5.1 core remote_base_log_folder
2.5.1 core remote_log_conn_id
2.5.1 core remote_logging
2.5.1 core task_log_reader
2.5.1 core log_format
2.5.1 database sql_alchemy_conn
2.5.1 database sql_alchemy_pool_recycle
2.5.1 database sql_alchemy_pool_size
2.5.1 smtp smtp_password
2.5.1 scheduler child_process_log_directory
2.5.1 scheduler print_stats_interval
2.5.1 scheduler enable_health_check
2.5.1 scheduler scheduler_health_check_server_port
2.5.1 scheduler standalone_dag_processor
2.5.1 webserver access_logfile
2.5.1 webserver base_url
2.5.1 webserver error_logfile
2.5.1 webserver log_fetch_timeout_sec
2.5.1 webserver secret_key
2.5.1 webserver web_server_host
2.5.1 webserver web_server_port
2.5.1 webserver web_server_ssl_cert
2.5.1 webserver web_server_ssl_key
2.5.1 webserver web_server_worker_timeout
2.5.1 webserver worker_refresh_batch_size
2.5.1 logging base_log_folder
2.5.1 logging encrypt_s3_logs
2.5.1 logging logging_config_class
2.5.1 logging remote_base_log_folder
2.5.1 logging remote_log_conn_id
2.5.1 logging remote_logging
2.5.1 logging task_log_reader
2.5.1 logging log_format
2.5.1 api google_oauth2_audience

Blocked configurations in Airflow 2.4.3

Airflow version Section Configuration option
2.4.3 cli All configuration options
2.4.3 kubernetes pod_template_file
2.4.3 kubernetes namespace
2.4.3 celery celery_app_name
2.4.3 celery worker_log_server_port
2.4.3 celery broker_url
2.4.3 celery result_backend
2.4.3 celery pool
2.4.3 celery default_queue
2.4.3 operators default_queue
2.4.3 core dags_folder
2.4.3 core fernet_key
2.4.3 core plugins_folder
2.4.3 core security
2.4.3 core sql_alchemy_conn
2.4.3 core sql_alchemy_pool_recycle
2.4.3 core sql_alchemy_pool_size
2.4.3 core load_examples
2.4.3 core store_serialized_dags
2.4.3 core store_dag_code
2.4.3 core wait_dag_not_found_timeout
2.4.3 core base_log_folder
2.4.3 core encrypt_s3_logs
2.4.3 core logging_config_class
2.4.3 core remote_base_log_folder
2.4.3 core remote_log_conn_id
2.4.3 core remote_logging
2.4.3 core task_log_reader
2.4.3 core log_format
2.4.3 database sql_alchemy_conn
2.4.3 database sql_alchemy_pool_recycle
2.4.3 database sql_alchemy_pool_size
2.4.3 smtp smtp_password
2.4.3 scheduler child_process_log_directory
2.4.3 scheduler print_stats_interval
2.4.3 scheduler enable_health_check
2.4.3 scheduler scheduler_health_check_server_port
2.4.3 scheduler standalone_dag_processor
2.4.3 webserver access_logfile
2.4.3 webserver base_url
2.4.3 webserver error_logfile
2.4.3 webserver log_fetch_timeout_sec
2.4.3 webserver secret_key
2.4.3 webserver web_server_host
2.4.3 webserver web_server_port
2.4.3 webserver web_server_ssl_cert
2.4.3 webserver web_server_ssl_key
2.4.3 webserver web_server_worker_timeout
2.4.3 webserver worker_refresh_batch_size
2.4.3 logging base_log_folder
2.4.3 logging encrypt_s3_logs
2.4.3 logging logging_config_class
2.4.3 logging remote_base_log_folder
2.4.3 logging remote_log_conn_id
2.4.3 logging remote_logging
2.4.3 logging task_log_reader
2.4.3 logging log_format
2.4.3 api google_oauth2_audience

Blocked configurations in Airflow 2.3.4

Airflow version Section Configuration option
2.3.4 cli All configuration options
2.3.4 kubernetes pod_template_file
2.3.4 kubernetes namespace
2.3.4 celery celery_app_name
2.3.4 celery worker_log_server_port
2.3.4 celery broker_url
2.3.4 celery result_backend
2.3.4 celery pool
2.3.4 celery default_queue
2.3.4 operators default_queue
2.3.4 core dags_folder
2.3.4 core fernet_key
2.3.4 core plugins_folder
2.3.4 core security
2.3.4 core sql_alchemy_conn
2.3.4 core sql_alchemy_pool_recycle
2.3.4 core sql_alchemy_pool_size
2.3.4 core load_examples
2.3.4 core store_serialized_dags
2.3.4 core store_dag_code
2.3.4 core wait_dag_not_found_timeout
2.3.4 core base_log_folder
2.3.4 core encrypt_s3_logs
2.3.4 core logging_config_class
2.3.4 core remote_base_log_folder
2.3.4 core remote_log_conn_id
2.3.4 core remote_logging
2.3.4 core task_log_reader
2.3.4 core log_format
2.3.4 database sql_alchemy_conn
2.3.4 database sql_alchemy_pool_recycle
2.3.4 database sql_alchemy_pool_size
2.3.4 smtp smtp_password
2.3.4 scheduler child_process_log_directory
2.3.4 scheduler print_stats_interval
2.3.4 scheduler standalone_dag_processor
2.3.4 webserver access_logfile
2.3.4 webserver base_url
2.3.4 webserver error_logfile
2.3.4 webserver log_fetch_timeout_sec
2.3.4 webserver secret_key
2.3.4 webserver web_server_host
2.3.4 webserver web_server_port
2.3.4 webserver web_server_ssl_cert
2.3.4 webserver web_server_ssl_key
2.3.4 webserver web_server_worker_timeout
2.3.4 webserver worker_refresh_batch_size
2.3.4 logging base_log_folder
2.3.4 logging encrypt_s3_logs
2.3.4 logging logging_config_class
2.3.4 logging remote_base_log_folder
2.3.4 logging remote_log_conn_id
2.3.4 logging remote_logging
2.3.4 logging task_log_reader
2.3.4 logging log_format
2.3.4 api google_oauth2_audience

Blocked configurations in Airflow 2.3.3

Airflow version Section Configuration option
2.3.3 cli All configuration options
2.3.3 kubernetes pod_template_file
2.3.3 kubernetes namespace
2.3.3 celery celery_app_name
2.3.3 celery worker_log_server_port
2.3.3 celery broker_url
2.3.3 celery result_backend
2.3.3 celery pool
2.3.3 celery default_queue
2.3.3 operators default_queue
2.3.3 core dags_folder
2.3.3 core fernet_key
2.3.3 core plugins_folder
2.3.3 core security
2.3.3 core sql_alchemy_conn
2.3.3 core sql_alchemy_pool_recycle
2.3.3 core sql_alchemy_pool_size
2.3.3 core load_examples
2.3.3 core store_serialized_dags
2.3.3 core store_dag_code
2.3.3 core wait_dag_not_found_timeout
2.3.3 core base_log_folder
2.3.3 core encrypt_s3_logs
2.3.3 core logging_config_class
2.3.3 core remote_base_log_folder
2.3.3 core remote_log_conn_id
2.3.3 core remote_logging
2.3.3 core task_log_reader
2.3.3 core log_format
2.3.3 database sql_alchemy_conn
2.3.3 database sql_alchemy_pool_recycle
2.3.3 database sql_alchemy_pool_size
2.3.3 smtp smtp_password
2.3.3 scheduler child_process_log_directory
2.3.3 scheduler print_stats_interval
2.3.3 webserver access_logfile
2.3.3 webserver base_url
2.3.3 webserver error_logfile
2.3.3 webserver log_fetch_timeout_sec
2.3.3 webserver secret_key
2.3.3 webserver web_server_host
2.3.3 webserver web_server_port
2.3.3 webserver web_server_ssl_cert
2.3.3 webserver web_server_ssl_key
2.3.3 webserver web_server_worker_timeout
2.3.3 webserver worker_refresh_batch_size
2.3.3 logging base_log_folder
2.3.3 logging encrypt_s3_logs
2.3.3 logging logging_config_class
2.3.3 logging remote_base_log_folder
2.3.3 logging remote_log_conn_id
2.3.3 logging remote_logging
2.3.3 logging task_log_reader
2.3.3 logging log_format
2.3.3 api google_oauth2_audience

Blocked configurations in Airflow 2.2.5

Airflow version Section Configuration option
2.2.5 cli All configuration options
2.2.5 kubernetes pod_template_file
2.2.5 kubernetes namespace
2.2.5 celery celery_app_name
2.2.5 celery worker_log_server_port
2.2.5 celery broker_url
2.2.5 celery result_backend
2.2.5 celery pool
2.2.5 celery default_queue
2.2.5 operators default_queue
2.2.5 core dags_folder
2.2.5 core fernet_key
2.2.5 core plugins_folder
2.2.5 core security
2.2.5 core sql_alchemy_conn
2.2.5 core sql_alchemy_pool_recycle
2.2.5 core sql_alchemy_pool_size
2.2.5 core load_examples
2.2.5 core store_serialized_dags
2.2.5 core store_dag_code
2.2.5 core wait_dag_not_found_timeout
2.2.5 core base_log_folder
2.2.5 core encrypt_s3_logs
2.2.5 core logging_config_class
2.2.5 core remote_base_log_folder
2.2.5 core remote_log_conn_id
2.2.5 core remote_logging
2.2.5 core task_log_reader
2.2.5 core log_format
2.2.5 smtp smtp_password
2.2.5 scheduler child_process_log_directory
2.2.5 scheduler print_stats_interval
2.2.5 webserver access_logfile
2.2.5 webserver base_url
2.2.5 webserver error_logfile
2.2.5 webserver log_fetch_timeout_sec
2.2.5 webserver secret_key
2.2.5 webserver web_server_host
2.2.5 webserver web_server_port
2.2.5 webserver web_server_ssl_cert
2.2.5 webserver web_server_ssl_key
2.2.5 webserver web_server_worker_timeout
2.2.5 webserver worker_refresh_batch_size
2.2.5 logging base_log_folder
2.2.5 logging encrypt_s3_logs
2.2.5 logging logging_config_class
2.2.5 logging remote_base_log_folder
2.2.5 logging remote_log_conn_id
2.2.5 logging remote_logging
2.2.5 logging task_log_reader
2.2.5 logging log_format
2.2.5 api google_oauth2_audience

Blocked configurations in Airflow 2.2.3

Airflow version Section Configuration option
2.2.3 cli All configuration options
2.2.3 kubernetes pod_template_file
2.2.3 kubernetes namespace
2.2.3 celery celery_app_name
2.2.3 celery worker_log_server_port
2.2.3 celery broker_url
2.2.3 celery result_backend
2.2.3 celery pool
2.2.3 celery default_queue
2.2.3 operators default_queue
2.2.3 core dags_folder
2.2.3 core fernet_key
2.2.3 core plugins_folder
2.2.3 core security
2.2.3 core sql_alchemy_conn
2.2.3 core sql_alchemy_pool_recycle
2.2.3 core sql_alchemy_pool_size
2.2.3 core load_examples
2.2.3 core store_serialized_dags
2.2.3 core store_dag_code
2.2.3 core wait_dag_not_found_timeout
2.2.3 core base_log_folder
2.2.3 core encrypt_s3_logs
2.2.3 core logging_config_class
2.2.3 core remote_base_log_folder
2.2.3 core remote_log_conn_id
2.2.3 core remote_logging
2.2.3 core task_log_reader
2.2.3 core log_format
2.2.3 smtp smtp_password
2.2.3 scheduler child_process_log_directory
2.2.3 scheduler print_stats_interval
2.2.3 webserver access_logfile
2.2.3 webserver base_url
2.2.3 webserver error_logfile
2.2.3 webserver log_fetch_timeout_sec
2.2.3 webserver secret_key
2.2.3 webserver web_server_host
2.2.3 webserver web_server_port
2.2.3 webserver web_server_ssl_cert
2.2.3 webserver web_server_ssl_key
2.2.3 webserver web_server_worker_timeout
2.2.3 webserver worker_refresh_batch_size
2.2.3 logging base_log_folder
2.2.3 logging encrypt_s3_logs
2.2.3 logging logging_config_class
2.2.3 logging remote_base_log_folder
2.2.3 logging remote_log_conn_id
2.2.3 logging remote_logging
2.2.3 logging task_log_reader
2.2.3 logging log_format
2.2.3 api google_oauth2_audience

Blocked configurations in Airflow 2.1.4

Airflow version Section Configuration option
2.1.4 cli All configuration options
2.1.4 celery celery_app_name
2.1.4 celery worker_log_server_port
2.1.4 celery broker_url
2.1.4 celery result_backend
2.1.4 celery pool
2.1.4 celery default_queue
2.1.4 operators default_queue
2.1.4 core dags_folder
2.1.4 core fernet_key
2.1.4 core plugins_folder
2.1.4 core security
2.1.4 core sql_alchemy_conn
2.1.4 core sql_alchemy_pool_recycle
2.1.4 core sql_alchemy_pool_size
2.1.4 core load_examples
2.1.4 core store_serialized_dags
2.1.4 core store_dag_code
2.1.4 core wait_dag_not_found_timeout
2.1.4 core base_log_folder
2.1.4 core encrypt_s3_logs
2.1.4 core logging_config_class
2.1.4 core remote_base_log_folder
2.1.4 core remote_log_conn_id
2.1.4 core remote_logging
2.1.4 core task_log_reader
2.1.4 core log_format
2.1.4 smtp smtp_password
2.1.4 scheduler child_process_log_directory
2.1.4 scheduler print_stats_interval
2.1.4 webserver access_logfile
2.1.4 webserver base_url
2.1.4 webserver error_logfile
2.1.4 webserver log_fetch_timeout_sec
2.1.4 webserver secret_key
2.1.4 webserver web_server_host
2.1.4 webserver web_server_port
2.1.4 webserver web_server_ssl_cert
2.1.4 webserver web_server_ssl_key
2.1.4 webserver web_server_worker_timeout
2.1.4 webserver worker_refresh_batch_size
2.1.4 logging base_log_folder
2.1.4 logging encrypt_s3_logs
2.1.4 logging logging_config_class
2.1.4 logging remote_base_log_folder
2.1.4 logging remote_log_conn_id
2.1.4 logging remote_logging
2.1.4 logging task_log_reader
2.1.4 logging log_format
2.1.4 api google_oauth2_audience

Blocked configurations in Airflow 2.1.2

Airflow version Section Configuration option
2.1.2 cli All configuration options
2.1.2 celery celery_app_name
2.1.2 celery worker_log_server_port
2.1.2 celery broker_url
2.1.2 celery result_backend
2.1.2 celery pool
2.1.2 celery default_queue
2.1.2 operators default_queue
2.1.2 core dags_folder
2.1.2 core executor
2.1.2 core fernet_key
2.1.2 core plugins_folder
2.1.2 core security
2.1.2 core sql_alchemy_conn
2.1.2 core sql_alchemy_pool_recycle
2.1.2 core sql_alchemy_pool_size
2.1.2 core load_examples
2.1.2 core store_serialized_dags
2.1.2 core store_dag_code
2.1.2 core base_log_folder
2.1.2 core encrypt_s3_logs
2.1.2 core logging_config_class
2.1.2 core remote_base_log_folder
2.1.2 core remote_log_conn_id
2.1.2 core remote_logging
2.1.2 core task_log_reader
2.1.2 smtp smtp_password
2.1.2 scheduler child_process_log_directory
2.1.2 scheduler print_stats_interval
2.1.2 webserver access_logfile
2.1.2 webserver base_url
2.1.2 webserver error_logfile
2.1.2 webserver log_fetch_timeout_sec
2.1.2 webserver secret_key
2.1.2 webserver web_server_host
2.1.2 webserver web_server_port
2.1.2 webserver web_server_ssl_cert
2.1.2 webserver web_server_ssl_key
2.1.2 webserver web_server_worker_timeout
2.1.2 webserver worker_refresh_batch_size
2.1.2 webserver rbac_autoregister_per_folder_roles
2.1.2 logging base_log_folder
2.1.2 logging encrypt_s3_logs
2.1.2 logging logging_config_class
2.1.2 logging remote_base_log_folder
2.1.2 logging remote_log_conn_id
2.1.2 logging remote_logging
2.1.2 logging task_log_reader
2.1.2 api google_oauth2_audience

Blocked configurations in Airflow 2.1.1

Airflow version Section Configuration option
2.1.1 cli All configuration options
2.1.1 celery celery_app_name
2.1.1 celery worker_log_server_port
2.1.1 celery broker_url
2.1.1 celery result_backend
2.1.1 celery pool
2.1.1 celery default_queue
2.1.1 operators default_queue
2.1.1 core dags_folder
2.1.1 core executor
2.1.1 core fernet_key
2.1.1 core plugins_folder
2.1.1 core security
2.1.1 core sql_alchemy_conn
2.1.1 core sql_alchemy_pool_recycle
2.1.1 core sql_alchemy_pool_size
2.1.1 core load_examples
2.1.1 core store_serialized_dags
2.1.1 core store_dag_code
2.1.1 core base_log_folder
2.1.1 core encrypt_s3_logs
2.1.1 core logging_config_class
2.1.1 core remote_base_log_folder
2.1.1 core remote_log_conn_id
2.1.1 core remote_logging
2.1.1 core task_log_reader
2.1.1 smtp smtp_password
2.1.1 scheduler child_process_log_directory
2.1.1 scheduler print_stats_interval
2.1.1 webserver access_logfile
2.1.1 webserver base_url
2.1.1 webserver error_logfile
2.1.1 webserver log_fetch_timeout_sec
2.1.1 webserver secret_key
2.1.1 webserver web_server_host
2.1.1 webserver web_server_port
2.1.1 webserver web_server_ssl_cert
2.1.1 webserver web_server_ssl_key
2.1.1 webserver web_server_worker_timeout
2.1.1 webserver worker_refresh_batch_size
2.1.1 webserver rbac_autoregister_per_folder_roles
2.1.1 logging base_log_folder
2.1.1 logging encrypt_s3_logs
2.1.1 logging logging_config_class
2.1.1 logging remote_base_log_folder
2.1.1 logging remote_log_conn_id
2.1.1 logging remote_logging
2.1.1 logging task_log_reader
2.1.1 api google_oauth2_audience

Blocked configurations in Airflow 2.0.2, 2.0.1, 2.0.0

Airflow version Section Configuration option
2.0.2, 2.0.1, 2.0.0 cli All configuration options
2.0.2, 2.0.1, 2.0.0 celery celery_app_name
2.0.2, 2.0.1, 2.0.0 celery worker_log_server_port
2.0.2, 2.0.1, 2.0.0 celery broker_url
2.0.2, 2.0.1, 2.0.0 celery result_backend
2.0.2, 2.0.1, 2.0.0 celery default_queue
2.0.2, 2.0.1, 2.0.0 celery pool
2.0.2, 2.0.1, 2.0.0 core dags_folder
2.0.2, 2.0.1, 2.0.0 core executor
2.0.2, 2.0.1, 2.0.0 core fernet_key
2.0.2, 2.0.1, 2.0.0 core plugins_folder
2.0.2, 2.0.1, 2.0.0 core security
2.0.2, 2.0.1, 2.0.0 core sql_alchemy_conn
2.0.2, 2.0.1, 2.0.0 core sql_alchemy_pool_recycle
2.0.2, 2.0.1, 2.0.0 core sql_alchemy_pool_size
2.0.2, 2.0.1, 2.0.0 core load_examples
2.0.2, 2.0.1, 2.0.0 core store_serialized_dags
2.0.2, 2.0.1, 2.0.0 core store_dag_code
2.0.2 core wait_dag_not_found_timeout
2.0.2, 2.0.1, 2.0.0 smtp smtp_password
2.0.2, 2.0.1, 2.0.0 scheduler child_process_log_directory
2.0.2, 2.0.1, 2.0.0 scheduler print_stats_interval
2.0.2, 2.0.1, 2.0.0 webserver access_logfile
2.0.2, 2.0.1, 2.0.0 webserver base_url
2.0.2, 2.0.1, 2.0.0 webserver error_logfile
2.0.2, 2.0.1, 2.0.0 webserver log_fetch_timeout_sec
2.0.2, 2.0.1, 2.0.0 webserver secret_key
2.0.2, 2.0.1, 2.0.0 webserver web_server_host
2.0.2, 2.0.1, 2.0.0 webserver web_server_port
2.0.2, 2.0.1, 2.0.0 webserver web_server_ssl_cert
2.0.2, 2.0.1, 2.0.0 webserver web_server_ssl_key
2.0.2, 2.0.1, 2.0.0 webserver web_server_worker_timeout
2.0.2, 2.0.1, 2.0.0 webserver worker_refresh_batch_size
2.0.2, 2.0.1, 2.0.0 webserver rbac_autoregister_per_folder_roles
2.0.2, 2.0.1, 2.0.0 logging base_log_folder
2.0.2, 2.0.1, 2.0.0 logging encrypt_s3_logs
2.0.2, 2.0.1, 2.0.0 logging logging_config_class
2.0.2, 2.0.1, 2.0.0 logging remote_base_log_folder
2.0.2, 2.0.1, 2.0.0 logging remote_log_conn_id
2.0.2, 2.0.1, 2.0.0 logging remote_logging
2.0.2, 2.0.1, 2.0.0 logging task_log_reader
2.0.2 logging log_format
2.0.2, 2.0.1, 2.0.0 api google_oauth2_audience

Blocked configurations in Airflow 1.10.15, 1.10.14, 1.10.12

Airflow version Section Configuration option
1.10.15, 1.10.14, 1.10.12 cli All configuration options
1.10.15, 1.10.14, 1.10.12 celery celery_app_name
1.10.15, 1.10.14, 1.10.12 celery worker_log_server_port
1.10.15, 1.10.14, 1.10.12 celery broker_url
1.10.15, 1.10.14, 1.10.12 celery celery_result_backend
1.10.15, 1.10.14, 1.10.12 celery result_backend
1.10.15, 1.10.14, 1.10.12 celery default_queue
1.10.15, 1.10.14, 1.10.12 celery pool
1.10.15, 1.10.14, 1.10.12 core airflow_home
1.10.15, 1.10.14, 1.10.12 core base_log_folder
1.10.15, 1.10.14, 1.10.12 core dags_folder
1.10.15, 1.10.14, 1.10.12 core encrypt_s3_logs
1.10.15, 1.10.14, 1.10.12 core executor
1.10.15, 1.10.14, 1.10.12 core fernet_key
1.10.15, 1.10.14, 1.10.12 core logging_config_class
1.10.15, 1.10.14, 1.10.12 core plugins_folder
1.10.15, 1.10.14, 1.10.12 core remote_base_log_folder
1.10.15, 1.10.14, 1.10.12 core remote_log_conn_id
1.10.15, 1.10.14, 1.10.12 core remote_logging
1.10.15, 1.10.14, 1.10.12 core security
1.10.15, 1.10.14, 1.10.12 core sql_alchemy_conn
1.10.15, 1.10.14, 1.10.12 core sql_alchemy_pool_recycle
1.10.15, 1.10.14, 1.10.12 core sql_alchemy_pool_size
1.10.15, 1.10.14, 1.10.12 core task_log_reader
1.10.15, 1.10.14, 1.10.12 core load_examples
1.10.15 core log_format
1.10.15, 1.10.14, 1.10.12 smtp smtp_password
1.10.15, 1.10.14, 1.10.12 scheduler authenticate
1.10.15, 1.10.14, 1.10.12 scheduler auth_backend
1.10.15, 1.10.14, 1.10.12 scheduler child_process_log_directory
1.10.15, 1.10.14, 1.10.12 scheduler print_stats_interval
1.10.15, 1.10.14, 1.10.12 webserver access_logfile
1.10.15, 1.10.14, 1.10.12 webserver authenticate
1.10.15, 1.10.14, 1.10.12 webserver auth_backend
1.10.15, 1.10.14, 1.10.12 webserver base_url
1.10.15, 1.10.14, 1.10.12 webserver error_logfile
1.10.15, 1.10.14, 1.10.12 webserver filter_by_owner
1.10.15, 1.10.14, 1.10.12 webserver google_oauth2_audience
1.10.15, 1.10.14, 1.10.12 webserver log_fetch_timeout_sec
1.10.15, 1.10.14, 1.10.12 webserver owner_mode
1.10.15, 1.10.14, 1.10.12 webserver secret_key
1.10.15, 1.10.14, 1.10.12 webserver web_server_host
1.10.15, 1.10.14, 1.10.12 webserver web_server_port
1.10.15, 1.10.14, 1.10.12 webserver web_server_ssl_cert
1.10.15, 1.10.14, 1.10.12 webserver web_server_ssl_key
1.10.15, 1.10.14, 1.10.12 webserver web_server_worker_timeout
1.10.15, 1.10.14, 1.10.12 webserver worker_refresh_batch_size

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