public IActionResult Index(StaticTestForm model)
        {
            switch (model.Submit)
            {
            case "Initialize":
                doInitialize(model.FilesCount, model.FileSize);
                ViewBag.Message = "Test files created";
                break;

            case "CleanUp":
                doCleanUp();
                ViewBag.Message = "Cleaned up";
                break;

            case "LoadTest":
                ViewBag.StartTime = DateTime.Now;
                doLoadTest(model.FilesCount);
                ViewBag.StopTime = DateTime.Now;
                break;

            default:
                throw new NotImplementedException();
            }

            return(View("Index"));
        }
        // GET: /<controller>/
        public IActionResult Index()
        {
            var model = new StaticTestForm {
                FilesCount = 5000, FileSize = 5
            };

            return(View(model));
        }