datahub/datahub-frontend/run/logback.xml

<configuration>
  <property name="LOG_DIR" value="${LOG_DIR:- /tmp/datahub/logs/datahub-frontend}"/>
  <timestamp key="bySecond" datePattern="yyyy-MM-dd'_'HH-mm-ss"/>
  <timestamp key="byDate" datePattern="yyyy-MM-dd"/>

  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
    <layout class="ch.qos.logback.classic.PatternLayout">
      <pattern>%date{ISO8601} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </layout>
    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
      <level>INFO</level>
    </filter>
    <filter class="com.linkedin.metadata.utils.log.LogMessageFilter">
      <excluded>Unable to renew the session. The session store may not support this feature</excluded>
      <excluded>Preferred JWS algorithm: null not available. Using all metadata algorithms:</excluded>
      <excluded>Config does not exist: file:///etc/datahub/plugins/frontend/auth/user.props</excluded>
    </filter>
  </appender>

  <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
    <file>${LOG_DIR}/datahub-frontend.log</file>
    <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
      <FileNamePattern>${LOG_DIR}/datahub-frontend.%d{yyyy-dd-MM}-%i.log</FileNamePattern>
      <!-- each archived file, size max 10MB -->
      <maxFileSize>100MB</maxFileSize>
      <!-- total size of all archive files, if total size > 10GB, it will delete old archived file -->
      <totalSizeCap>10GB</totalSizeCap>
      <!-- 30 days to keep -->
      <maxHistory>30</maxHistory>
    </rollingPolicy>
    <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
      <level>INFO</level>
    </filter>
    <encoder>
      <pattern>%date{ISO8601} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </encoder>
  </appender>

  <appender name="DEBUG_FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">
    <file>${LOG_DIR}/datahub-frontend.debug.log</file>
    <rollingPolicy class="ch.qos.logback.core.rolling.SizeAndTimeBasedRollingPolicy">
      <FileNamePattern>${LOG_DIR}/datahub-frontend.debug.%d{yyyy-dd-MM}-%i.log</FileNamePattern>
      <!-- each archived file, size max 100MB -->
      <maxFileSize>100MB</maxFileSize>
      <!-- total size of all archive files, if total size > 2GB, it will delete old archived file -->
      <totalSizeCap>2GB</totalSizeCap>
      <!-- 1 days to keep -->
      <maxHistory>1</maxHistory>
    </rollingPolicy>
    <filter class="ch.qos.logback.classic.filter.LevelFilter">
      <level>DEBUG</level>
      <onMatch>ACCEPT</onMatch>
      <onMismatch>DENY</onMismatch>
    </filter>
    <encoder>
      <pattern>%date{ISO8601} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </encoder>
  </appender>

  <!-- Change this to disable logging debug -->
  <logger name="com.linkedin" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>
  <logger name="controller" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>
  <logger name="auth" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>
  <logger name="org.pac4j" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>
  <logger name="graphql" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>
  <logger name="react" level="DEBUG">
    <appender-ref ref="DEBUG_FILE"/>
  </logger>

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