Log4j configuration example with multiple appenders

log4j.properties

log4j.rootLogger=warn, stdout, DAILY

## Console Appender
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{HH:mm:ss} %5p [%-20c{1}] %m%n

## Daily Appender
log4j.appender.DAILY.Threshold=error
log4j.appender.DAILY=org.apache.log4j.DailyRollingFileAppender
log4j.appender.DAILY.File=${catalina.base}/logs/MyProject/MyProject_Error.log
log4j.appender.DAILY.DatePattern='.'yyyy-MM-dd
log4j.appender.DAILY.layout=org.apache.log4j.PatternLayout
log4j.appender.DAILY.layout.conversionPattern=%d{HH:mm:ss} %5p [%-20c{1}] %m%n
log4j.appender.DAILY.Encoding=UTF-8

## Rolling File Appender
log4j.appender.WEBSERVICE.Threshold=info
log4j.appender.WEBSERVICE=org.apache.log4j.RollingFileAppender
log4j.appender.WEBSERVICE.File=${catalina.base}/logs/MyProject/webservice/transactions_xml.log
log4j.appender.WEBSERVICE.layout=org.apache.log4j.PatternLayout
log4j.appender.WEBSERVICE.layout.conversionPattern=%d{HH:mm:ss} %5p [%-20c{1}] %m%n
log4j.appender.WEBSERVICE.Encoding=UTF-8
log4j.appender.WEBSERVICE.MaxFileSize=500KB
log4j.appender.WEBSERVICE.MaxBackupIndex=20

# info (development) | error (production)
log4j.logger.br.com.triadworks=info
log4j.logger.org.hibernate=info
log4j.logger.br.com.caelum.vraptor=info
log4j.logger.com.thoughtworks=info
log4j.logger.org.springframework=info

# cxf xml inbound and outbound
log4j.logger.org.apache.cxf.interceptor=info, WEBSERVICE
log4j.logger.org.apache.cxf.phase.PhaseInterceptorChain=warn, WEBSERVICE

Example using Log4j2: log4j2.properties

https://howtodoinjava.com/log4j2/log4j2-properties-example/
https://www.mkyong.com/logging/log4j2-properties-example/