protected void onChangeRunType(final String runType) throws ConfigurationException
{
config.setProperty("run.type", runType);
config.setProperty("ycsbjar.location", ycsbJarLocation);
config.save();
runner = new Neo4jRunner(propsFileName, config);
// Runtime runtime = Runtime.getRuntime();
// runner.startServer(runType.equals("load"), runtime);
}