log4j滚动文件记录
# Configure logging for testing: optionally with log file
log4j.rootLogger=info,logfile,logfile1



log4j.appender.logfile=org.apache.log4j.RollingFileAppender
log4j.appender.logfile.File=log/info.log
log4j.appender.logfile.Threshold=info
log4j.appender.logfile.layout=org.apache.log4j.PatternLayout
log4j.appender.logfile.layout.ConversionPattern=%d %p : %m%n
log4j.appender.logfile.MaxFileSize=1024KB
log4j.appender.logfile.MaxBackupIndex=10

log4j.appender.logfile1=org.apache.log4j.RollingFileAppender
log4j.appender.logfile1.File=log/error.log
log4j.appender.logfile1.Threshold=error
log4j.appender.logfile1.layout=org.apache.log4j.PatternLayout
log4j.appender.logfile1.layout.ConversionPattern=%d %p : %m%n
log4j.appender.logfile1.MaxFileSize=1024KB
log4j.appender.logfile1.MaxBackupIndex=10