conf/logback.xml

<configuration>

    <contextName>janus</contextName>

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

        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>logs/janus.log.%d{yyyy-MM-dd}.gz</fileNamePattern>
            <maxHistory>30</maxHistory>
        </rollingPolicy>

        <encoder>
            <pattern>%date{yyyy-MM-dd HH:mm:ss ZZZZ} [%thread] %-5level %logger{36} - %msg%n%xException{3}</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" />

    <!-- disable pan-domain auth's spam -->
    <logger name="com.google.api.client.http.HttpTransport" level="OFF" />

    <!-- from Play's defaults -->
    <logger name="com.avaje.ebean.config.PropertyMapLoader" level="WARN" />
    <logger name="com.avaje.ebeaninternal.server.core.XmlConfigLoader" level="WARN" />
    <logger name="com.avaje.ebeaninternal.server.lib.BackgroundThread" level="WARN" />
    <logger name="com.gargoylesoftware.htmlunit.javascript" level="WARN" />
    <logger name="org.apache.http.wire" level="WARN" />
    <logger name="com.amazonaws" level="WARN" />

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

</configuration>