logback 常用配置及说明

 

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
	<property name="LOG_HOME" value="/data/logs"/>

    <!--输出到控制台-->
    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
        <!--对日志进行格式化-->
		<encoder>
            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} %-4relative %-5level [%thread] %logger{56}.%method:%L - %msg%n</pattern>
            <charset>utf-8</charset>
        </encoder>
    </appender>
	
	<!-- 输出到文件 -->
	<appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>${LOG_HOME}/%d{yyyy-MM-dd}.%i.log.gz</fileNamePattern>
            <maxHistory>30</maxHistory>
            <timeBasedFileNamingAndTriggeringPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedFNATP">
                <maxFileSize>20MB</maxFileSize>
            </timeBasedFileNamingAndTriggeringPolicy>
        </rollingPolicy>
        <encoder>
            <pattern>%d{HH:mm:ss.SSS} %-4relative %-5level [%thread] %logger{56}.%method:%L - %msg%n</pattern>
        </encoder>
    </appender>
    

	<!-- name 用来指定受此loger约束的某一个包或者具体的某一个类 -->
	<!-- additivity 是否向上级loger传递打印信息。默认是true -->
	<!-- level 用来设置打印级别，大小写无关：TRACE, DEBUG, INFO, WARN, ERROR, ALL 和 OFF -->
	<logger name="com.alibaba" 			level="WARN"/>
	<logger name="org.springframework" 	level="INFO"/>
	<logger name="org.apache" 			level="WARN"/>
	<logger name="org.mybatis" 			level="WARN"/>
	<logger name="com.netflix" 			level="WARN"/>
	<logger name="io.netty" 			level="WARN"/>
	
	<!-- root 默认的级别是 INFO-->
	<root level="INFO">
		<appender-ref ref="FILE" />
		<appender-ref ref="CONSOLE" />
	</root>

</configuration>