logback.xml 实例

 <?xml version="1.0" encoding="UTF-8"?>
 <configuration debug="false" scan="true" scanPeriod="30 minutes">

     <!-- ==================================================================================== -->
     <property name="logDir" value="logs/" />
     <!-- 打印到控制台 -->
     <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
         <encoder>
             <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level-%logger{5} - %msg%n</pattern>
         </encoder>
     </appender>

     <!-- ==================================================================================== -->
     <appender name="infolog" class="ch.qos.logback.core.rolling.RollingFileAppender">
         <filter class="ch.qos.logback.classic.filter.LevelFilter">
             <level>INFO</level>
             <onMatch>ACCEPT</onMatch>
             <onMismatch>DENY</onMismatch>
         </filter>
         <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
             <fileNamePattern>${logDir}/info/log.%d{yyyy-MM-dd.HH}.%i.log.gz
             </fileNamePattern>
             <!-- 限制文件最大保存时间为15天; 15*24=360 -->
             <maxHistory>360</maxHistory>
             <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                 <!-- 当文件大小超过60M时触发滚动,这里设置60M -->
                 <maxFileSize>60MB</maxFileSize>
             </timeBasedFileNamingAndTriggeringPolicy>
         </rollingPolicy>
         <encoder>
             <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level-%logger{5} - %msg%n</pattern>
         </encoder>
     </appender>

     <appender name="debuglog" class="ch.qos.logback.core.rolling.RollingFileAppender">
         <filter class="ch.qos.logback.classic.filter.LevelFilter">
             <level>DEBUG</level>
             <onMatch>ACCEPT</onMatch>
             <onMismatch>DENY</onMismatch>
         </filter>
         <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
             <fileNamePattern>${logDir}/debug/log.%d{yyyy-MM-dd.HH}.%i.log.gz
             </fileNamePattern>
             <!-- 限制文件最大保存时间为15天; 15*24=360 -->
             <maxHistory>360</maxHistory>
             <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                 <!-- 当文件大小超过60M时触发滚动,这里设置60M -->
                 <maxFileSize>60MB</maxFileSize>
             </timeBasedFileNamingAndTriggeringPolicy>
         </rollingPolicy>
         <encoder>
             <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level-%logger{5} - %msg%n</pattern>
         </encoder>
     </appender>

     <appender name="errorlog" class="ch.qos.logback.core.rolling.RollingFileAppender">
         <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
             <level>WARN</level>
         </filter>
         <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
             <fileNamePattern>${logDir}/error/log.%d{yyyy-MM-dd.HH}.%i.log.gz
             </fileNamePattern>
             <!-- 限制文件最大保存时间为15天; 15*24=360 -->
             <maxHistory>360</maxHistory>
             <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                 <!-- 当文件大小超过60M时触发滚动,这里设置60M -->
                 <maxFileSize>60MB</maxFileSize>
             </timeBasedFileNamingAndTriggeringPolicy>
         </rollingPolicy>
         <encoder>
             <pattern>%date{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level-%logger{5} - %msg%n</pattern>
         </encoder>
     </appender>

     <!-- 异步日志配置 -->
     <appender name="infolog_async" class="ch.qos.logback.classic.AsyncAppender">
         <discardingThreshold>5000</discardingThreshold>
         <queueSize>50000</queueSize>
         <appender-ref ref="infolog" />
     </appender>

     <appender name="errorlog_async" class="ch.qos.logback.classic.AsyncAppender">
         <discardingThreshold>5000</discardingThreshold>
         <queueSize>50000</queueSize>
         <appender-ref ref="errorlog" />
     </appender>

     <root level="debug">
         <appender-ref ref="stdout" />
         <appender-ref ref="debuglog" />
         <appender-ref ref="infolog_async" />
         <appender-ref ref="errorlog_async" />
     </root>

 </configuration>