异步测试

  List< long> list = new List<long>();
            List<Task> tList = new List<Task>();
            tList.Add(Task.Factory.StartNew(() =>
            {
                for (int i = 0; i < 100; i++)
                {
                    list.Add(Snowflake.Instance().GetId());
                }
            })); tList.Add(Task.Factory.StartNew(() =>
            {
                for (int i = 0; i < 100; i++)
                {
                    list.Add(Snowflake.Instance().GetId());
                }
            }));

            Task.WaitAll(tList.ToArray());
            list.ForEach(p => Console.WriteLine(p));