文件名log4j2.xml:

<?xmlversion="1.0"encoding="UTF-8"?>
<configurationstatus="INFO">
	<Properties>
		<Propertyname="LOG_HOME">h://logs//web</Property>
	</Properties>
	<appenders>
		<Consolename="STDOUT"target="SYSTEM_OUT">
			<!--控制台只输出level及以上级别的信息（onMatch），其他的直接拒绝（onMismatch）-->
			<ThresholdFilterlevel="DEBUG"onMatch="ACCEPT"onMismatch="DENY"/>		
			<PatternLayoutpattern="%d{HH:mm:ss.SSS}[%t]%-5level-%msg-[%logger{36}:%M:%L]%n"/>
		</Console>
		<!--主日志文件-->
		<RollingFilename="RoFile"fileName="${LOG_HOME}/MainServer.log"
			filePattern="${LOG_HOME}/$${date:yyyy-MM-dd}/MainServer-%d{yyyy-MM-dd}-%i.log">
			<PatternLayoutpattern="%d{yyyy.MM.ddHH:mm:ss.SSS}[%t]%-5level-%msg-[%logger{36}:%M:%L]%n"/>
			<Policies>
				<TimeBasedTriggeringPolicy/>
				<SizeBasedTriggeringPolicysize="250MB"/>
			</Policies>
			<!--最大保留10个文件-->
			<DefaultRolloverStrategymax="10"/>
		</RollingFile>		
	</appenders>
	<loggers>
		<Loggername="org.springframework"level="INFO"additivity="true">
			<AppenderRefref="STDOUT"/>
		</Logger>
		<Loggername="org.apache.ibatis"level="DEBUG"additivity="true">
			<AppenderRefref="STDOUT"/>
		</Logger>
		<Loggername="java.sql.Connection"level="DEBUG"additivity="true">
			<AppenderRefref="STDOUT"/>
		</Logger>
		<Loggername="java.sql.PreparedStatement"level="DEBUG"additivity="true">
			<AppenderRefref="STDOUT"/>
		</Logger>
		<Loggername="java.sql.ResultSet"level="DEBUG"additivity="true">
			<AppenderRefref="STDOUT"/>
		</Logger>		
		<rootlevel="INFO">
			<appender-refref="RoFile"/>
			<appender-refref="STDOUT"/>
		</root>
	</loggers>
</configuration>