# 53. 记录器

Spring Boot执行器可以在运行时查看和配置你的应用的记录器级别。你可以查看整个的列表或者单个的记录器配置。单个的记录器配置由明确配置的日志级别和日志框架提供的有效日志级别组成。这些级别是：

* `TRACE`
* `DEBUG`
* `INFO`
* `WARN`
* `ERROR`
* `FATAL`
* `OFF`
* `null`

`null`表明没有明确的配置。


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