1. log4j.rootLogger=error, stdout,R
    2. log4j.appender.stdout=org.apache.log4j.ConsoleAppender
    3. log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
    4. log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS}  %5p --- [%50t]  %-80c(line:%5L)  :  %m%n
    6. log4j.appender.R=org.apache.log4j.RollingFileAppender
    7. log4j.appender.R.File=../log/agent.log
    8. log4j.appender.R.MaxFileSize=1024KB
    9. log4j.appender.R.MaxBackupIndex=1
    11. log4j.appender.R.layout=org.apache.log4j.PatternLayout
    12. log4j.appender.R.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS}  %5p --- [%50t]  %-80c(line:%6L)  :  %m%n