openrs2/log/src/main/resources/logback.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration xmlns="http://ch.qos.logback/xml/ns/logback" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://ch.qos.logback/xml/ns/logback https://raw.githubusercontent.com/enricopulatzo/logback-XSD/master/src/main/xsd/logback.xsd">
  <appender name="STDERR" class="ch.qos.logback.core.ConsoleAppender">
    <target>System.err</target>
    <encoder>
      <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
    </encoder>
  </appender>

  <root level="DEBUG">
    <appender-ref ref="STDERR" />
  </root>

  <logger name="com.zaxxer.hikari" level="WARN">
    <appender-ref ref="STDERR" />
  </logger>

  <logger name="io.netty" level="INFO">
    <appender-ref ref="STDERR" />
  </logger>

  <logger name="org.eclipse.jetty" level="INFO">
    <appender-ref ref="STDERR" />
  </logger>

  <logger name="org.flywaydb" level="WARN">
    <appender-ref ref="STDERR" />
  </logger>
</configuration>