BigData / Apache Airflow Interview Questions
What is Managed Airflow (MWAA) on AWS?
Amazon Managed Workflows for Apache Airflow (MWAA) is a fully managed Airflow service on AWS. It handles infrastructure provisioning, scaling, patching, and HA configuration. Key features:
- DAGs are stored in an S3 bucket and auto-synced to the environment.
- Supports CeleryExecutor with auto-scaling workers.
- Integrates natively with IAM for secrets/connections via AWS Secrets Manager.
- Logs are shipped to CloudWatch.
- Runs inside a VPC for network isolation.
It's useful for teams that want to run Airflow without managing the underlying infrastructure.
Where are DAG files stored in an AWS MWAA environment?
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