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How Airflow stores logs and the role of its backend database

Cloud/Toolseasy0.2 min readPremium
Frequency
Low
Asked at 1 company
Category
179
questions in Cloud/Tools
Difficulty Split
104E|27M|48H
in this category
Total Bank
1,863
across 7 categories
Asked at these companies
Walmart
Key Concepts Tested
airflowsql
Expert AnswerPremium
37 wordsInterview-ready
Architectural split: Logs = filesystem or remote (S3/GCS); default logs/dag_id/task_id/date/. Database = metadata (DAGs, runs, task instances, connections)—Postgres/MySQL. Logs not in DB. Best practice: Remote storage (S3/GCS) for logs; retention policy; backup DB; size for DAG volume.
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