信息来自： http://blog.163.com/kunkun0921@126/blog/static/169204332201293023432113/

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Diagnostics;

namespace ConsoleApp
{
class ProcessDo
    {
/// 
   /// 获取进程相关信息
/// 
   public static void GetProcessInfomation()
        {
            Process pro= Process.GetProcessesByName("QQ")[0];
            Console.WriteLine("进程名称：" + pro.ProcessName);
            Console.WriteLine("进程ID：" + pro.Id.ToString());
            Console.WriteLine("启动时间：" + pro.StartTime.ToLongDateString() + pro.StartTime.ToLongTimeString());
            Console.WriteLine("是否响应：" + pro.Responding.ToString());
            Console.WriteLine("关联进程句柄：" + pro.Handle.ToString());
            Console.WriteLine("进程打开的句柄数：" + pro.HandleCount.ToString());
            Console.WriteLine("主窗口句柄：" + pro.MainWindowHandle.ToString());
            Console.WriteLine("主窗口标题：" + pro.MainWindowTitle);
            Console.WriteLine("模块数量：" + pro.Modules.Count.ToString());
            Console.WriteLine("基本优先级：" + pro.BasePriority.ToString());
            Console.WriteLine("提升优先级：" + pro.PriorityBoostEnabled.ToString());
            Console.WriteLine("处理器：" + pro.ProcessorAffinity.ToInt32().ToString());
            Console.WriteLine("最小工作集：" + pro.MinWorkingSet.ToInt32().ToString());
            Console.WriteLine("大工作集：" + pro.MaxWorkingSet.ToInt32().ToString());
            Console.WriteLine("工作集：" + pro.WorkingSet.ToString());
            Console.WriteLine("峰值工作集：" + pro.PeakWorkingSet.ToString());
            Console.WriteLine("专用内存大小：" + pro.PrivateMemorySize.ToString());
            Console.WriteLine("未分页内存大小：" + pro.NonpagedSystemMemorySize.ToString());
            Console.WriteLine("分页内存大小：" + pro.PagedMemorySize.ToString());
            Console.WriteLine("峰值分页内存大小：" + pro.PeakPagedMemorySize.ToString());
            Console.WriteLine("虚拟内存大小：" + pro.VirtualMemorySize.ToString());
            Console.WriteLine("峰值虚拟内存大小：" + pro.PeakVirtualMemorySize.ToString());
            Console.WriteLine("占用时间：" + pro.TotalProcessorTime.ToString());
            Console.WriteLine("特权占用时间：" + pro.PrivilegedProcessorTime.ToString());
            Console.WriteLine("用户占用时间：" + pro.UserProcessorTime.ToString());

        }


/// 
   /// 进程的线程详细信息
/// 
   public static void GetProcessThreadInfomation()
        {
            Process pro= Process.GetProcessesByName("QQ")[0];
            Console.WriteLine("QQ程序进程的线程详细信息如下：");
int length = pro.Threads.Count;
for (int i = 0; i < length; i++)
            {
var thread = pro.Threads[i];
                Console.WriteLine("标识符：" + thread.Id.ToString());
                Console.WriteLine("基本优先级：" + thread.BasePriority.ToString());
                Console.WriteLine("当前优先级：" + thread.CurrentPriority.ToString());
                Console.WriteLine("内存地址：" + thread.StartAddress.ToInt32());
                Console.WriteLine("启动时间：" + thread.StartTime.ToString());
                Console.WriteLine("使用时间：" + thread.UserProcessorTime.ToString());
                Console.Write("当前状态：");
switch (thread.ThreadState)
                {
case ThreadState.Initialized:
                        Console.WriteLine("线程已经初始化但尚未启动");
break;
case ThreadState.Ready:
                        Console.WriteLine("线程准备在下一个可用的处理器上运行");
break;
case ThreadState.Running:
                        Console.WriteLine("当前正在使用处理器");
break;
case ThreadState.Standby:
                        Console.WriteLine("线程将要使用处理器");
break;
case ThreadState.Terminated:
                        Console.WriteLine("线程已完成执行并退出"); 
break;
case ThreadState.Transition:
                        Console.WriteLine("线程在可以执行钱等待处理器之外的资源");
break;
case ThreadState.Unknown:
                        Console.WriteLine("状态未知");
break;
case ThreadState.Wait:
                        Console.WriteLine("正在等待外围操作完成或者资源释放");
break;
default:
break;
                }
if (thread.ThreadState == ThreadState.Wait)
                {

                    Console.Write("等待原因：");
switch (thread.WaitReason)
                    {
case ThreadWaitReason.EventPairHigh:
                            Console.WriteLine("线程正在等待事件对高");
break;
case ThreadWaitReason.EventPairLow:
                            Console.WriteLine("线程正在等待事件对低");
break;
case ThreadWaitReason.ExecutionDelay:
                            Console.WriteLine("线程执行延迟");
break;
case ThreadWaitReason.Executive:
                            Console.WriteLine("线程正在等待计划程序");
break;
case ThreadWaitReason.FreePage:
                            Console.WriteLine("线程正在等待可用的虚拟内存页");
break;
case ThreadWaitReason.LpcReceive:
                            Console.WriteLine("线程正在等待本地过程调用到达");
break;
case ThreadWaitReason.LpcReply:
                            Console.WriteLine("线程正在等待对本地过程调用的回复到达");
break;
case ThreadWaitReason.PageIn:
                            Console.WriteLine("线程正在等待虚拟内存页到达内存");
break;
case ThreadWaitReason.PageOut:
                            Console.WriteLine("线程正在等待虚拟内存页写入磁盘");
break;
case ThreadWaitReason.Suspended:
                            Console.WriteLine("线程执行暂停");
break;
case ThreadWaitReason.SystemAllocation:
                            Console.WriteLine("线程正在等待系统分配");
break;
case ThreadWaitReason.Unknown:
                            Console.WriteLine("线程因位置原因而等待");
break;
case ThreadWaitReason.UserRequest:
                            Console.WriteLine("线程正在等待用户请求");
break;
case ThreadWaitReason.VirtualMemory:
                            Console.WriteLine("线程正在等待系统分配虚拟内存");
break;
default:
break;
                    }
                }
                Console.WriteLine();
             }
        }

/// 
   /// 限制应用程序运行时间
/// 即关联程序超出设置的运行将自动关闭
/// 
   public static void GetKillAppForWaitTime()
        {
            Process proc= new Process();
            proc.StartInfo= new ProcessStartInfo(@"C:Documents and Settingszkk桌面mysql_20120925.sql");
//启动应用程序            proc.Start();
//等待程序师徒完成载入            proc.WaitForInputIdle();
//等待程序结束执行            proc.WaitForExit(3000);
//如果程序在时间期限之前关闭，HasExited将会是true if (proc.HasExited == false)
            {
//测试程序是否已经停止回应  if (proc.Responding)
                {
//程序有回应，关闭主视图                    proc.CloseMainWindow();
                }
else
                {
//如果程序没有回应，将强制关闭                    proc.Kill();
                }
            }
        }
    }
}

文章题目：C#获取进程或线程的相关信息-创新互联
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