conf/logback.xml

<configuration>
    <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${application.home:-.}/logs/application.log</file>

        <rollingPolicy class="ch.qos.logback.core.rolling.FixedWindowRollingPolicy">
            <fileNamePattern>${application.home:-.}/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 - [%level] - from %logger in %thread %n%message%n%xException%n</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="DEBUG" />

    <!-- Off these ones as they are annoying, and anyway we manage configuration ourself -->
    <logger name="com.avaje.ebean.config.PropertyMapLoader" level="OFF" />
    <logger name="com.avaje.ebeaninternal.server.core.XmlConfigLoader" level="OFF" />
    <logger name="com.avaje.ebeaninternal.server.lib.BackgroundThread" level="OFF" />
    <logger name="com.gargoylesoftware.htmlunit.javascript" level="OFF" />

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

</configuration>