log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>
<Configuration status="warn" packages="net.minecraftforge.server.terminalconsole.util">
    <Appenders>
        <Console name="SysOut" target="SYSTEM_OUT">
            <PatternLayout>
                <LoggerNamePatternSelector defaultPattern="[%d{HH:mm:ss}] [%t/%level] [%logger]: %msg%n">
                    <!-- don't include the full logger name for Mojang's logs since they use full class names and it's very verbose -->
                    <PatternMatch key="net.minecraft." pattern="[%d{HH:mm:ss}] [%t/%level] [minecraft/%logger{1}]: %msg%n"/>
                    <PatternMatch key="com.mojang." pattern="[%d{HH:mm:ss}] [%t/%level] [mojang/%logger{1}]: %msg%n"/>
                </LoggerNamePatternSelector>
            </PatternLayout>
        </Console>
        <Queue name="ServerGuiConsole" ignoreExceptions="true">
            <PatternLayout>
                <LoggerNamePatternSelector defaultPattern="[%d{HH:mm:ss}] [%t/%level] [%logger]: %msg%n">
                    <!-- don't include the full logger name for Mojang's logs since they use full class names and it's very verbose -->
                    <PatternMatch key="net.minecraft." pattern="[%d{HH:mm:ss}] [%t/%level] [minecraft/%logger{1}]: %msg%n"/>
                    <PatternMatch key="com.mojang." pattern="[%d{HH:mm:ss}] [%t/%level] [mojang/%logger{1}]: %msg%n"/>
                </LoggerNamePatternSelector>
            </PatternLayout>
        </Queue>
        <RollingRandomAccessFile name="File" fileName="logs/latest.log" filePattern="logs/%d{yyyy-MM-dd}-%i.log.gz">
            <PatternLayout pattern="[%d{HH:mm:ss}] [%t/%level] [%logger]: %msg%n"/>
            <Policies>
                <TimeBasedTriggeringPolicy/>
                <OnStartupTriggeringPolicy/>
            </Policies>
        </RollingRandomAccessFile>
        <RollingRandomAccessFile name="DebugFile" fileName="logs/debug.log" filePattern="logs/debug-%i.log.gz">
            <PatternLayout pattern="[%d{HH:mm:ss}] [%t/%level] [%logger]: %msg%n"/>
            <Policies>
                <OnStartupTriggeringPolicy/>
                <SizeBasedTriggeringPolicy size="200MB"/>
            </Policies>
            <DefaultRolloverStrategy max="5" fileIndex="min"/>
        </RollingRandomAccessFile>
    </Appenders>
    <Loggers>
        <!-- make sure mojang's logging is set to 'info' so that their LOGGER.isDebugEnabled() behavior isn't active -->
        <Logger level="${sys:forge.logging.mojang.level:-info}" name="com.mojang"/>
        <Logger level="${sys:forge.logging.mojang.level:-info}" name="net.minecraft"/>
        <Root level="all">
            <filters>
                <MarkerFilter marker="NETWORK_PACKETS" onMatch="DENY" onMismatch="NEUTRAL"/>
			    <MapFilter onMatch="DENY" onMismatch="NEUTRAL">
				  <KeyValuePair key="name" value="jsg"/>
			    </MapFilter>
            </filters>
            <AppenderRef ref="SysOut" level="${sys:forge.logging.console.level:-info}"/>
            <AppenderRef ref="ServerGuiConsole" level="${sys:forge.logging.console.level:-info}"/>
            <AppenderRef ref="File" level="${sys:forge.logging.file.level:-info}"/>
            <AppenderRef ref="DebugFile" level="${sys:forge.logging.debugFile.level:-trace}"/>
        </Root>
        
        <Logger level="debug" name="jsg" additivity="false">
			<AppenderRef ref="SysOut" />
		</Logger>
    </Loggers>
</Configuration>