<configuration>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
        </encoder>
    </appender>

    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">

        <file>logs/info.log</file>

        <encoder charset="utf-8">
            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
            </pattern>
        </encoder>

        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
            <fileNamePattern>logs/info.log.%i.gz</fileNamePattern>
            <!-- 最多存留3个文件 -->
            <minIndex>1</minIndex>
            <maxIndex>3</maxIndex>
        </rollingPolicy>

        <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
            <!-- 单文件最大50MB -->
            <maxFileSize>50MB</maxFileSize>
        </triggeringPolicy>

    </appender>

    <root level="info">
        <appender-ref ref="FILE" />
        <appender-ref ref="STDOUT" />
    </root>

</configuration>