<configuration debug="true"></configuration>
等同于
<statusListener class="ch.qos.logback.core.status.OnConsoleStatusListener"/>
配置配置文件自动扫描,默认每分钟扫描一次变化
<configuration scan="true"></configuration>
指定扫描周期
周期单位:milliseconds, seconds, minutes, hours
<configuration scan="true" scanPeriod="30 seconds"></configuration>