log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>
<!-- OFF < FATAL < ERROR < WARN < INFO < DEBUG < TRACE < ALL -->
<configuration status="DEBUG">
    <Properties>
        <Property name="LOG_HOME">logs</Property>
        <Property name="LOG_NAME">log</Property>
    </Properties>
    <appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout charset="UTF-8"
                pattern="%d{yyyy-MM-dd HH:mm:ss} %-5level [%thread][%file:%line] - %msg%n" />
        </Console>
        <RollingFile name="log" fileName="${LOG_HOME}/${LOG_NAME}.log"
            filePattern="${LOG_HOME}/${LOG_NAME}.%d{yyyy-MM-dd}.log"
            append="true">
            <PatternLayout charset="UTF-8"
                pattern="%d{yyyy-MM-dd HH:mm:ss} %-5level [%thread][%file:%line] - %msg%n" />
            <Policies>
                <TimeBasedTriggeringPolicy
                    modulate="true" interval="1" />
            </Policies>
            <DefaultRolloverStrategy max="180" />
        </RollingFile>
    </appenders>
    <loggers>
        <root level="INFO">
            <appender-ref ref="Console" />
            <appender-ref ref="log" />
        </root>
    </loggers>
</configuration>

值得一提，Sublime 3 Text这个文本编辑器可以实时反映log文件的变更，以至于可以不用再看eclipse里面的consolo了