一个标准的文件--logback.xml

<configuration scan="false" scanPeriod="60 seconds" debug="false">
    
    <property name="LOG_HOME" value="/app/log" />
    
    <property name="appName" value="atguigu-springboot">property>
    
    <appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
        
        <layout class="ch.qos.logback.classic.PatternLayout">
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{50} - %msg%npattern>
        layout>
    appender>

      
    <appender name="appLogAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
        
        <file>${LOG_HOME}/${appName}.logfile>
        
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            
            <fileNamePattern>${LOG_HOME}/${appName}-%d{yyyy-MM-dd}-%i.logfileNamePattern>
            
            <MaxHistory>365MaxHistory>
            
            <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                <maxFileSize>100MBmaxFileSize>
            timeBasedFileNamingAndTriggeringPolicy>
        rollingPolicy>
             
        <layout class="ch.qos.logback.classic.PatternLayout">
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [ %thread ] - [ %-5level ] [ %logger{50} : %line ] - %msg%npattern>
        layout>
    appender>

    
    
    <logger name="com.atguigu" level="debug" />
    
    <logger name="org.springframework" level="debug" additivity="false">logger>



    
    <root level="info">
        <appender-ref ref="stdout" />
        <appender-ref ref="appLogAppender" />
    root>
configuration>