Log4j2

log4j2.properties

 name=PropertiesConfig  
 property.filename = logs  
 appenders = console, file  
 appender.console.type = Console  
 appender.console.name = STDOUT  
 appender.console.layout.type = PatternLayout  
 appender.console.layout.pattern = [%-5level] %d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %c{1} - %msg%n  
 appender.file.type = File  
 appender.file.name = LOGFILE  
 appender.file.fileName=${filename}/myLogs.log  
 appender.file.layout.type=PatternLayout  
 appender.file.layout.pattern=[%-5level] %d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %c{1} - %msg%n  
 loggers=file  
 logger.file.name=kavoor  
 logger.file.level = debug  
 logger.file.appenderRefs = file  
 logger.file.appenderRef.file.ref = LOGFILE  
 rootLogger.level = debug  
 rootLogger.appenderRefs = stdout  
 rootLogger.appenderRef.stdout.ref = STDOUT  

SampleTest.java

 package kavoor;  
 import org.apache.logging.log4j.LogManager;  
 import org.apache.logging.log4j.Logger;  
 public class LoggerSample {  
      private static Logger logger = LogManager.getLogger(LoggerSample.class);  
      public static void main(String[] args) {  
           logger.info("Info");  
           logger.warn("Warn");  
           logger.debug("Debug");  
           logger.error("Error");  
           logger.fatal("Fatal");  
      }  
 }  

Mylogs.log

 [INFO ] 2019-03-27 15:55:06.748 [main] LoggerSample - Info  
 [WARN ] 2019-03-27 15:55:06.751 [main] LoggerSample - Warn  
 [DEBUG] 2019-03-27 15:55:06.751 [main] LoggerSample - Debug  
 [ERROR] 2019-03-27 15:55:06.751 [main] LoggerSample - Error  
 [FATAL] 2019-03-27 15:55:06.751 [main] LoggerSample - Fatal