Comprehensive Guide to Java Logging Levels: Trace, Debug, Info, Warn, Error, and Fatal Comprehensive Guide to Java Logging Levels: Trace, Debug, Info, Warn, Error, and Fatal Logging is an essential aspect of application development and maintenance. It helps developers track application behavior and troubleshoot issues effectively. Java provides various logging levels to categorize messages based on their severity and purpose. This article covers all major logging levels: Trace , Debug , Info , Warn , Error , and Fatal , along with how these levels impact log printing. 1. Trace The Trace level is the most detailed logging level. It is typically used for granular debugging, such as tracking every method call or step in a complex computation. Use this level sparingly, as it can generate a large volume of log data. 2. Debug The Debug level provides detailed information useful during dev...
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