C#多线程与ping.exe合用，压缩ping的时间问题

 #region 加载窗体

        private void FrmTest_Load(object sender, EventArgs e)

        {

            this.lblAllUrl.Text = "所有的链接" + "【当前时间" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "】：";

            System.Windows.Forms.Control.CheckForIllegalCrossThreadCalls = false;

            Thread t = new Thread(new ThreadStart(ping));

            t.Start();

           

        }

        #endregion

        



        #region 加载连接对象并获得url值，然后以数组的形式返回

        private string[] GetData()

        {

            try

            {

                string connString = ConfigurationManager.ConnectionStrings["connStringLocal"].ConnectionString.ToString();



                SqlConnection conn = new SqlConnection(connString);



                conn.Open();



                string sql = "select top(10) RemoteHost,HotelName from  dbo.HotelConn where UseWebSrvFlag=1";



                SqlCommand command = new SqlCommand(sql, conn);



                SqlDataReader reader = command.ExecuteReader();





                while (reader.Read())

                {

                    txtAllUrl.AppendText(reader[1].ToString() + ":" + reader[0].ToString() + "," + "\r\n");

                }

                txtAllUrl.Text = txtAllUrl.Text.Remove(txtAllUrl.Text.LastIndexOf(','), 1);



                reader.Close();

                conn.Close();



                strLeg = txtAllUrl.Text.Split(',');





                lblAll.Text = "一共：" + strLeg.Length.ToString();



                return strLeg;

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.ToString());

            }

            return null;

        }

        #endregion



#region 具体的ping方法

        protected void ping()

        {

            try

            {

                ProcessStartInfo start = new ProcessStartInfo("Ping.exe");//设置运行的命令行文件问ping.exe文件，这个文件系统会自己找到 

                //如果是其它exe文件，则有可能需要指定详细路径，如运行winRar.exe 



                string[] newStrLeg = GetData();  //以 北京前门店：192.168.103.10 形式

                int len = newStrLeg.Length;



                for (int i = 0; i < len; i++)

                {

                    txtCommand.Text = "";



                    string[] newNameStrLeg = newStrLeg[i].Split(':');  //将格式分割成：店名[0]    url[1]





                    txtNow.Text = newNameStrLeg[1].ToString();



                    start.Arguments = newNameStrLeg[1].ToString();



                    start.CreateNoWindow = true;//不显示dos命令行窗口 

                    start.RedirectStandardOutput = true;// 

                    start.RedirectStandardInput = true;// 

                    start.UseShellExecute = false;//是否指定操作系统外壳进程启动程序 

                    Process p = Process.Start(start);



                    StreamReader reader = p.StandardOutput;//截取输出流 

                    string line = reader.ReadLine();//每次读取一行 

                    while (!reader.EndOfStream)

                    {

                        txtCommand.AppendText(line + "\r\n");

                        line = reader.ReadLine();

                    }



                    



                    p.WaitForExit();

                    p.Close();//关闭进程 

                    reader.Close();//关闭流 

                    Thread.Sleep(500);

                }

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.ToString());

            }



        }

        #endregion