diff --git a/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc b/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc index 610daac3f2..58beb2324f 100644 --- a/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc +++ b/spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc @@ -868,9 +868,9 @@ Log files will rotate when they reach 10 Mb and as with console output, `ERROR`, and `INFO` level messages are logged by default. + [[boot-features-custom-log-levels]] === Log Levels - All the supported logging systems can have the logger levels set in the Spring `Environment` (so for example in `application.properties`) using '`+logging.level.*=LEVEL+`' where '`LEVEL`' is one of TRACE, DEBUG, INFO, WARN, ERROR, FATAL, OFF. Example @@ -882,11 +882,15 @@ where '`LEVEL`' is one of TRACE, DEBUG, INFO, WARN, ERROR, FATAL, OFF. Example logging.level.org.hibernate: ERROR ---- +NOTE: By default Spring Boot remaps Thymeleaf `INFO` messages so that they are logged at +`DEBUG` level. This helps to reduce noise in the standard log output. See +{sc-spring-boot}/logging/logback/LevelRemappingAppender.{sc-ext}[`LevelRemappingAppender`] +for details of how you can apply remapping in your own configuration. + [[boot-features-custom-log-configuration]] === Custom log configuration - The various logging systems can be activated by including the appropriate libraries on the classpath, and further customized by providing a suitable configuration file in the root of the classpath, or in a location specified by the Spring `Environment` property