How to Dynamically Change Spring Boot Log Levels Without Restart

This guide demonstrates how to modify Spring Boot 2.4.12 logger levels at runtime using LoggingSystem, enabling per‑package or whole‑application log level changes without editing configuration files or restarting the service.

Backend DevelopmentDynamic Log LevelJava

0 likes · 11 min read

How to Dynamically Change Spring Boot Log Levels Without Restart

FunTester

Apr 27, 2020 · Backend Development

Dynamically Adjust Log Levels with Arthas Logger and Log4j2

This guide explains how to use the Arthas logger command to change Java logger levels on‑the‑fly without restarting the JVM, demonstrates a complete Log4j2 XML configuration, and provides a runnable Java example that continuously emits logs at various levels.

ArthasDynamic Log LevelJava

0 likes · 7 min read

Dynamically Adjust Log Levels with Arthas Logger and Log4j2