bin/jbake-2.6.3-bin/lib/logging/logback.xml

<configuration>

    <appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
        <!-- encoders are assigned the type
             ch.qos.logback.classic.encoder.PatternLayoutEncoder by default -->
        <encoder>
            <!-- <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern> -->
            <pattern>%d{HH:mm:ss.SSS} %-5level %logger{36} - %msg%n</pattern>
        </encoder>
    </appender>

    <logger name="org.thymeleaf" level="WARN"/>
    <logger name="org.asciidoctor" level="INFO"/>
    <logger name="org.eclipse" level="WARN"/>
    <logger name="org.apache" level="WARN"/>
    <logger name="org.jbake" level="INFO"/>

    <!-- Strictly speaking, the level attribute is not necessary since -->
    <!-- the level of the root logger is set to DEBUG by default.       -->
    <root level="DEBUG">
        <appender-ref ref="CONSOLE"/>
    </root>

</configuration>