log4j slf4j日志

Question

log4j.rootLogger=ERROR, A2
#log4j.rootLogger=ERROR, stdoutlog4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%nlog4j.appender.A2=org.apache.log4j.RollingFileAppender
log4j.appender.A2.File=c:/media.log
log4j.appender.A2.MaxFileSize=10MB
log4j.appender.A2.MaxBackupIndex=5
log4j.appender.A2.layout=org.apache.log4j.PatternLayout
log4j.appender.A2.layout.ConversionPattern=%c %d{dd.MM.yyyy HH:mm:ss} -- %p -- %m%n

Answer 1

每天产生一个日志，错误日志单独放置在一个文件里，log4j.rootLogger=INFO,A1,R,E
log4j.addivity.org.apache=truelog4j.appender.A1=org.apache.log4j.ConsoleAppender
log4j.appender.A1.Target=System.out
log4j.appender.A1.layout=org.apache.log4j.PatternLayout
log4j.appender.A1.layout.ConversionPattern=[%c]%m%nlog4j.appender.R=org.apache.log4j.DailyRollingFileAppender 
log4j.appender.R.Threshold=INFO,DEBUG,ERROR,WARN 
log4j.appender.R.File=log/log.log 
log4j.appender.R.layout=org.apache.log4j.PatternLayout 
log4j.appender.R.Encoding=utf-8
log4j.appender.R.DatePattern='.'yyyy-MM-dd 
log4j.appender.R.layout.ConversionPattern=%d-[HL] %p %t %c - %m%n log4j.appender.E=org.apache.log4j.DailyRollingFileAppender 
log4j.appender.E.Threshold=ERROR
log4j.appender.E.File=log/error.log 
log4j.appender.E.layout=org.apache.log4j.PatternLayout 
log4j.appender.E.Encoding=utf-8
log4j.appender.E.DatePattern='.'yyyy-MM-dd 
log4j.appender.E.layout.ConversionPattern=%d-[HL] %p %t %c - %m%n