Exploring Advanced Features of Elixir Logger

The article provides an in-depth exploration of the Elixir Logger module, emphasizing its capabilities beyond basic logging. It covers important topics such as log levels and configuration, explaining how to filter logs based on severity levels and customize formatting. The author also discusses the use of Logger backends for directing log messages to different destinations and the implementation of custom filterers that can modify or reject log messages. Additionally, the article touches on structured logging by demonstrating how different data structures can be handled and formatted. It emphasizes the importance of logging effectively and efficiently, offering strategies for better observability within Elixir applications. The author concludes by summarizing key levers for an informed logging system in Elixir.