conf/logback.xml

<configuration>
    <contextName>atom-workshop</contextName>

    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>logs/application.log</file>

        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
            <fileNamePattern>logs/application.log.%i</fileNamePattern>
            <minIndex>1</minIndex>
            <maxIndex>30</maxIndex>
        </rollingPolicy>

        <triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
            <maxFileSize>5MB</maxFileSize>
        </triggeringPolicy>

        <encoder>
            <pattern>%date [%thread] %-5level %logger{36}:%L - %msg%n%xException{15}</pattern>
        </encoder>
    </appender>

    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
       <encoder class="net.logstash.logback.encoder.LogstashEncoder" />
    </appender>

    <appender name="ASYNCSTDOUT" class="ch.qos.logback.classic.AsyncAppender">
        <appender-ref ref="STDOUT" />
    </appender>

    <logger name="play" level="INFO" />
    <logger name="application" level="INFO" />

    <root level="INFO">
        <appender-ref ref="FILE" />
        <appender-ref ref="ASYNCSTDOUT"/>
    </root>

</configuration>