System.Diagnostics.Process[]   myProcesses   =   System.Diagnostics.Process.GetProcesses();   
    
  foreach(System.Diagnostics.Process   myProcess   in   myProcesses)   
  {   
  if   ("taskmgr"==myProcess.ProcessName)                   
  myProcess.Kill();   
          
  }

 string ProcessName = "taskmgr";             
                    Process[] MyProcess1 = Process.GetProcessesByName(ProcessName);
                    Process MyProcess = new Process();
                    MyProcess.StartInfo.FileName = "cmd.exe";
                    MyProcess.StartInfo.UseShellExecute = false;
                    MyProcess.StartInfo.RedirectStandardInput = true;
                    MyProcess.StartInfo.RedirectStandardOutput = true;
                    MyProcess.StartInfo.RedirectStandardError = true;
                    MyProcess.StartInfo.CreateNoWindow = true;
                    MyProcess.Start();
                    MyProcess.StandardInput.WriteLine("ntsd -c q -p " + (MyProcess1[0].Id).ToString());   
                    MyProcess.StandardInput.WriteLine("Exit");

 System.Collections.ArrayList procList = new System.Collections.ArrayList();
            string tempName = "";
            int begpos;
            int endpos;
            foreach (System.Diagnostics.Process thisProc in System.Diagnostics.Process.GetProcesses())
            {
                tempName = thisProc.ToString();
                begpos = tempName.IndexOf("(") + 1;
                endpos = tempName.IndexOf(")");
                tempName = tempName.Substring(begpos, endpos - begpos);
                procList.Add(tempName);
                if (tempName == "taskmgr")
                {
                    if (!thisProc.CloseMainWindow())
                        thisProc.Kill();
                }
            }

 System.Collections.ArrayList procList = new System.Collections.ArrayList();
            string tempName = "";
            int begpos;
            int endpos;
            foreach (System.Diagnostics.Process thisProc in System.Diagnostics.Process.GetProcesses())
            {
                tempName = thisProc.ToString();
                begpos = tempName.IndexOf("(") + 1;
                endpos = tempName.IndexOf(")");
                tempName = tempName.Substring(begpos, endpos - begpos);
                procList.Add(tempName);
                if (tempName == "taskmgr")
                {
                    if (!thisProc.CloseMainWindow())
                        thisProc.Kill();
                }//这个相当不错
            }