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log4j2配置

log4j2

<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/2002/xmlspec/dtd/2.10/xmlspec.dtd">

<!--设置log4j2的自身log级别为warn -->
<configuration status="info">

    <appenders>
        <console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n" />
        </console>

        <RollingFile name="RollingFileInfo" fileName="${sys:user.home}/logs/info.log"
            filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/info-%d{yyyy-MM-dd}-%i.log">
            <Filters>
                <ThresholdFilter level="INFO" />
                <ThresholdFilter level="WARN" onMatch="DENY"
                    onMismatch="NEUTRAL" />
            </Filters>
            <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
        </RollingFile>

        <RollingFile name="RollingFileWarn" fileName="${sys:user.home}/logs/warn.log"
            filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/warn-%d{yyyy-MM-dd}-%i.log">
            <Filters>
                <ThresholdFilter level="WARN" />
                <ThresholdFilter level="ERROR" onMatch="DENY"
                    onMismatch="NEUTRAL" />
            </Filters>
            <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
        </RollingFile>

        <RollingFile name="RollingFileError" fileName="${sys:user.home}/logs/error.log"
            filePattern="${sys:user.home}/logs/$${date:yyyy-MM}/error-%d{yyyy-MM-dd}-%i.log">
            <ThresholdFilter level="ERROR" />
            <PatternLayout pattern="[%d{HH:mm:ss:SSS}] [%p] - %l - %m%n" />
            <Policies>
                <TimeBasedTriggeringPolicy />
                <SizeBasedTriggeringPolicy size="100 MB" />
            </Policies>
        </RollingFile>

    </appenders>

    <loggers>
        <!--过滤掉spring和hibernate的一些无用的debug信息 -->
        <!-- <logger name="org.springframework" level="ERROR"> </logger> <logger 
            name="org.hibernate" level="ERROR"> </logger> -->
        <logger name="com.onloon.contact" level="trace" additivity="false">
            <appender-ref ref="Console" />
        </logger>
        <logger name="org.springframework" level="info" additivity="false">
            <appender-ref ref="Console" />
        </logger>
        <root level="error">
            <appender-ref ref="Console" />
            <appender-ref ref="RollingFileInfo" />
            <appender-ref ref="RollingFileWarn" />
            <appender-ref ref="RollingFileError" />
        </root>
    </loggers>

</configuration>

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原文地址：https://www.cnblogs.com/wanhua-wu/p/9334398.html