my $logFile="$logDir/$logfileName";
$logConf = q(
             log4perl.category.Foo.Bar = INFO, Logfile, Screen
             log4perl.appender.Logfile = log::Log4perl::Appender::File
             log4perl.appender.Logfile.filename = logs/frank.txt
             log4perl.appender.Logfile.layout   = Log::Log4perl::Layout::PatternLayout
            log4perl.appender.Logfile.layout.ConversionPattern = %d     %-25M     %X{logref}     %p     %m %n

             log4perl.appender.Screen         = Log::Log4perl::Appender::Screen
             log4perl.appender.Screen.stderr  = 0
             log4perl.appender.Screen.layout = Log::Log4perl::Layout::SimpleLayout
  );
        Log::Log4perl->init(\$logConf);