docker/log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="error">
    <Appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout charset="UTF-8" pattern="[%d{yyyy-MM-dd HH:mm:ss:SSS}] [%p] - %l - %m%n"/>
        </Console>
    </Appenders>
    <Loggers>
        <logger name="org.skywalking.apm.ui" level="debug"/>
        <Root level="INFO">
            <AppenderRef ref="Console"/>
        </Root>
    </Loggers>
</Configuration>