application-logger.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.TimeBasedRollingPolicy">
            <!-- Daily rollover without compression -->
            <fileNamePattern>application-log-%d{yyyy-MM-dd}.log</fileNamePattern>
            <!-- keep 30 days worth of history -->
            <maxHistory>30</maxHistory>
        </rollingPolicy>
        <encoder>
            <charset>UTF-8</charset>
            <pattern>time:%date{ISO8601}&#x9;level:%level&#x9;logger:%logger&#x9;thread:%thread&#x9;msg:%replace(%replace(%message){'\n','\\n'}){'\t',' '}&#x9;exception:%replace(%replace(%xException{5}){'\n','\\n'}){'\t',' '}%n%nopex</pattern>
            <immediateFlush>true</immediateFlush>
        </encoder>
    </appender>

    <appender name="ACCESS_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${application.home}/logs/access.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!-- Daily rollover without compression -->
            <fileNamePattern>access-log-%d{yyyy-MM-dd}.log</fileNamePattern>
            <!-- keep 1 week worth of history -->
            <maxHistory>7</maxHistory>
        </rollingPolicy>
        <encoder>
            <charset>UTF-8</charset>
            <pattern>time:%date{ISO8601}&#x9;%message%n</pattern>
            <!-- this quadruples logging throughput -->
            <immediateFlush>false</immediateFlush>
        </encoder>
    </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" />

    <!-- additivity=false ensures access log data only goes to the access log -->
    <logger name="access" level="INFO" additivity="false">
        <appender-ref ref="ACCESS_FILE" />
    </logger>
    
    <root level="INFO">
        <appender-ref ref="FILE"/>
    </root>
</configuration>

General ltsv logback configration