Log4j2

<?xml version="1.0" encoding="UTF-8"?>
<Configuration>
    <Properties>
        <Property name="academia.log.format">%d{MMM dd, yyyy HH:mm:ss a} %c [METHOD: %M , LINE: %L]%n[%-5p][%t] %m%n</Property>
        <Property name="academia.log.file.gz">${academia.log.dir}/%d{yyyyMM}/SPIDER-%d{yyyyMMdd}-%i.log.gz</Property>
        <Property name="academia.log.dir">${sys:user.home}/.chorke/academia/var/log/http</Property>
        <Property name="academia.log.file">${academia.log.dir}/SPIDER.log</Property>
    </Properties>
    <Appenders>
        <RollingFile name="file" fileName="${academia.log.file}" filePattern="${academia.log.file.gz}" ignoreExceptions="false">
            <PatternLayout pattern="${academia.log.format}"/>
            <Policies>
                <SizeBasedTriggeringPolicy size="10 MB"/>
                <TimeBasedTriggeringPolicy interval="1"/>
                <OnStartupTriggeringPolicy />
            </Policies>
            <DefaultRolloverStrategy max="20"/>
        </RollingFile>
        <Console name="console" target="SYSTEM_OUT">
           <PatternLayout pattern="${academia.log.format}"/>
        </Console>
        <Async name="async">
            <AppenderRef ref="file"/>
            <AppenderRef ref="console"/>
        </Async>
    </Appenders>
    <Loggers>
        <Logger name="org.chorke.academia.http.spider.mapper" level="warn"/>
        <Logger name="springfox.documentation" level="warn"/>
        <Logger name="edu.uci.ics.crawler4j" level="error"/>
        <Logger name="org.apache.activemq" level="warn"/>
        <Logger name="org.chorke.academia" level="info"/>
        <Logger name="org.springframework" level="warn"/>
        <Logger name="org.apache.camel" level="warn"/>
        <Logger name="org.thymeleaf" level="warn"/>
        <Logger name="javax.servlet" level="warn"/>
        <Logger name="bitronix.tm" level="warn"/>
        <Logger name="org.jasypt" level="warn"/>
        <Logger name="org.quartz" level="warn"/>
        <Logger name="com.zaxxer" level="warn"/>

        <Root level="info">
            <AppenderRef ref="async"/>
        </Root>
    </Loggers>
</Configuration>

Disable

<?xml version="1.0" encoding="UTF-8"?>
<Configuration>
    <Appenders>
        <RollingFile name="file" fileName="${finology.log.file}" filePattern="${finology.log.file.gz}" ignoreExceptions="false">
            <!-- skipped -->
        </RollingFile>
        <Console name="console" target="SYSTEM_OUT">
            <!-- skipped -->
        </Console>
        <Async name="async">
            <AppenderRef ref="file" level="info"/>
            <AppenderRef ref="console" level="off"/>
        </Async>
    </Appenders>
    <Loggers>
        <!-- skipped -->
        <Root level="info">
            <AppenderRef ref="async"/>
        </Root>
    </Loggers>
</Configuration>

Maven

<dependency>
    <groupId>org.apache.logging.log4j</groupId>
    <artifactId>log4j-slf4j-impl</artifactId>
    <version>2.13.3</version>
</dependency>

System

<Property name="academia.log.dir">${sys:user.home}/.chorke/academia/var/log/http</Property>

Environment

#nano ~/.bashrc 
#nano ~/.profile
export ACADEMIA_LOG_LEVEL_CLI="off"
export ACADEMIA_LOG_LEVEL_FILE="warn"
export ACADEMIA_WSS="$HOME/chorke/academia"
export ACADEMIA_LOG_PATH="$HOME/.chorke/academia/var/log/http"

sudo init 6

<Property name="academia.log.dir">${env:ACADEMIA_LOG_PATH}</Property>
<Property name="academia.log.level.cli">${env:ACADEMIA_LOG_LEVEL_CLI:-info}</Property>
<Property name="academia.log.level.file">${env:ACADEMIA_LOG_LEVEL_FILE:-warn}</Property>

References

Using Log4j in Cloud Enabled Applications Conditional Property in log4j2.xml Log4j2 not writing to the RollingFile Log4j2 Property Substitution Log4j2 migrating from Log4j Log4j2 Logging framework Log4j Docker Support Log4j2 Configuration Kubernetes Lookup Docker Lookup