c#模拟多个线程并发请求，简单的压力测试

 var taskList = new List<Task>();
 for (int i = 0; i < 10; i++)
 {
     var ii = i;
     taskList.Add(Task.Run(() =>
     {
         Do(ii);
     }));
 }
 Task.WaitAll(taskList.ToArray());
 Debug.WriteLine("全部结束");