public static void main(String ...argv) {
        System.out.println("TDB = "+TDB.VERSION) ;

	    if ( FileOps.exists("log4j.properties") )
	        PropertyConfigurator.configureAndWatch("log4j.properties", 60*1000);
	    else
	        DOMConfigurator.configureAndWatch("log4j.xml", 60 * 1000);
		TestDriver testDriver = new TestDriver(argv);
		testDriver.init();
		System.out.println("\nStarting test...\n");
		boolean printableResults = false ; 
		if (testDriver.multithreading) {
			testDriver.runMT();
			printableResults = true ;
		} else if (testDriver.qualification)
			testDriver.runQualification();
		else if (testDriver.rampup)
			testDriver.runRampup();
		else {
			testDriver.run();
			printableResults = true ;
		}

		if ( false && printableResults )
		    System.out.println("\n" + testDriver.printResults(true));
		
	}