Recording events and activities that happen in your application for debugging and monitoring. Like keeping a detailed diary of everything your application does so you can review it later.
Application logs show every user login, error message, and database query, helping developers diagnose problems and understand user behavior.
All four services collect, store, search, and route log data from applications and infrastructure. They integrate with metrics/alerts, support retention controls, and can export logs to storage or analytics tools for deeper investigation.