fineract-provider/src/main/resources/logback-spring.xml

<?xml version="1.0" encoding="UTF-8"?>
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<configuration>
    <!-- see https://docs.spring.io/spring-boot/docs/current/reference/html/spring-boot-features.html#boot-features-custom-log-configuration
         and https://github.com/spring-projects/spring-boot/tree/master/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback -->
    <include resource="org/springframework/boot/logging/logback/defaults.xml" />

    <appender name="CONSOLE" target="System.out" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>${CONSOLE_LOG_PATTERN}</pattern>
        </encoder>
    </appender>

    <!-- See https://github.com/apache/fineract/#logging-guidelines for why by default we log only to INFO, only (WARN and) ERROR
         but it's still possible to override this using java -Dlogging.level.root=info -jar fineract-provider.jar, as per https://docs.spring.io/spring-boot/docs/current/reference/html/spring-boot-features.html#boot-features-custom-log-levels -->
    <root level="info">
        <appender-ref ref="CONSOLE" />
    </root>

    <!-- But these three INFO are still handy ;-) just to see when it's up and running -->
    <logger name="org.springframework.boot.web.embedded.tomcat.TomcatWebServer" level="info" />
    <logger name="org.apache.fineract.ServerApplication" level="info" />
    <logger name="liquibase" level="info" />
</configuration>