log4j日志记录的配置文件log4j.properties

log4j.rootLogger=debug, stdout, R
#log4j.logger.org.hibernate.type=TRACE
#log4j.logger.org.hibernate.hql=debug

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d %5p [%t] (%F:%L) - %m%n

#当文件大小超过MaxFileSize大小就备份文件并重新写当前文件
log4j.appender.R=org.apache.log4j.RollingFileAppender
log4j.appender.R.layout=org.apache.log4j.PatternLayout
log4j.appender.R.layout.ConversionPattern=%d %5p [%t] (%F:%L) - %m%n
log4j.appender.R.File=${catalina.home}/logs/log4j.log
log4j.appender.R.DatePattern='.'yyyy-MM-dd'.log'
log4j.appender.R.MaxFileSize=2000KB

#每天生成一个文件
#log4j.appender.D=org.apache.log4j.DailyRollingFileAppender
###############windows下"/"是盘符根目录############################
#log4j.appender.D.File=${catalina.home}/logs/log4j.log
#log4j.appender.D.File=C:\\tempfile\\log\\log4j.log
#log4j.appender.D.DatePattern='-'yyyy-MM-dd-HH'.log'
#log4j.appender.D.layout=org.apache.log4j.PatternLayout
#log4j.appender.D.layout.ConversionPattern=%d %5p [%t] (%F:%L) - %m%n
#log4j.appender.D.BufferedIO=true
#log4j.appender.D.BufferSize=8192