log4j.properties‏-优快云博客

本文详细介绍了如何配置log4j的日志记录系统，包括控制台输出、文件滚动和不同日志级别的配置，以及如何针对特定logger进行个性化设置。

log4j.rootLogger=INFO, stdout,logfile

log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d %p [%c] - <%m>%n

#log4j.appender.logfile=org.apache.log4j.RollingFileAppender
#window
#log4j.appender.logfile.File=c:/abc.log
#linux
#log4j.appender.logfile.File=/var/www/logs/log4jgd.log
#log4j.appender.logfile.MaxFileSize=512KB
# Keep three backup files.
#log4j.appender.logfile.MaxBackupIndex=3
# Pattern to output: date priority [category] - message
#log4j.appender.logfile.layout=org.apache.log4j.PatternLayout
#log4j.appender.logfile.layout.ConversionPattern=%d %p [%c] - %m%n

log4j.logger.cn.tempus=DEBUG
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG

log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
log4j.appender.file.File=/var/www/logs/log4jgd.log
log4j.appender.file.DatePattern='.'yyyyMMdd'.log'
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH\:mm\:ss} %l %m%n