Duvida log4j

tenho uma aplicação web q usa log4j e gostaria de fazer um controle de login e logout, mas qdo configuro o log4j.properties ele acaba colocando um monte de coisa a mais…

saida do log

2008-07-23 11:25:16,INFO,com.mchange.v2.log.MLog,http-8080-2 MLog clients using log4j logging.
2008-07-23 11:25:16,INFO,com.mchange.v2.c3p0.C3P0Registry,http-8080-2 Initializing c3p0-0.9.1 [built 16-January-2007 .....
2008-07-23 11:25:16,INFO,com.mchange.v2.c3p0.impl.AbstractPoolBackedDataSource,http-8080-2 Initializing c3p0 pool...
2008-07-23 11:25:18,INFO,servlets.Util,http-8080-2 usuario

log4j.properties

log4j.rootLogger=info,MyFileAppender

log4j.appender.MyFileAppender=org.apache.log4j.RollingFileAppender
log4j.appender.MyFileAppender.File=../webapps/Registro/Logs/entrada.log
log4j.appender.MyFileAppender.Append=true
log4j.appender.MyFileAppender.MaxFileSize=100000000
log4j.appender.MyFileAppender.MaxBackupIndex=0
log4j.appender.MyFileAppender.layout=org.apache.log4j.PatternLayout
log4j.appender.MyFileAppender.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss},%p,%c,%t %m%n

queria tirar esses outros info e deixar apenas o usuario

Sugestão:

log4j.rootLogger=warn,MyFileAppender
log4j.servlets.Util=info,MyFileAppender

vlw pela resposta…mas agora o log.info naum eh guardada corretamente… :frowning:

o codigo do log eh:

private static Logger log = Logger.getLogger(Util.class);

    public static void Log(String msg)
    {
        if (!msg.isEmpty())
            log.info(msg);
    }

simplesmente naum guarda conteudo!!!

vlw