registration/conf/logback.xml

<configuration>

  <contextName>registration</contextName>

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

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

    <encoder class="com.gu.mobile.logback.MobileLogstashEncoder">
      <defaultAppName>notifications</defaultAppName>
    </encoder>
  </appender>

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

  <root level="INFO">
    <appender-ref ref="ASYNCFILE"/>
  </root>

</configuration>