通过调用 DoSleep 方法动态的调整单个线程的 Sleep 时间 from Visual Studio 论坛

原帖：http://social.microsoft.com/Forums/zh-CN/visualcshartzhchs/thread/6164b1a7-aa2d-4d7f-bd7a-f316a90bc66f

// 下面的示例代码通过调用 DoSleep 方法动态的调整单个线程的 Sleep 时间// 来达到平衡每个线程的处理能力, 希望对你有帮助using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading;namespace ConsoleApplication1{    class Program    {        static Dictionary<string, Int32> ExecuteCount = new Dictionary<string, int>();        static Dictionary<string, Int32> SleepTime = new Dictionary<string, int>();        static List<Thread> ThreadList = new List<Thread>();        static void Main(string[] args)        {            for (int i = 0; i < 3; i++)            {                Thread t1 = new Thread(F1);                t1.Name = string.Format("第({0})组,线程(1)", i);                Thread t2 = new Thread(F1);                t2.Name = string.Format("第({0})组,线程(2)", i);                Thread t3 = new Thread(F1);                t3.Name = string.Format("第({0})组,线程(3)", i);                                ExecuteCount.Add(t1.Name, 0);                ExecuteCount.Add(t2.Name, 0);                ExecuteCount.Add(t3.Name, 0);                SleepTime.Add(t1.Name, 1);                SleepTime.Add(t2.Name, 1);                SleepTime.Add(t3.Name, 1);                ThreadList.Add(t1);                ThreadList.Add(t2);                ThreadList.Add(t3);            }            foreach (Thread thread in ThreadList)                thread.Start();        }        private static void F1()        {            while (true)            {                WriteErrorLog();                DoSleep();            }        }        //private static void F2()        //{        //    while (true)        //    {        //        WriteErrorLog();        //        DoSleep();        //    }        //}        //private static void F3()        //{        //    while (true)        //    {        //        WriteErrorLog();        //        DoSleep();        //    }        //}        /// <summary>        /// 根据当前线程在整个纯程数组中的执行情况动态调整它的 Sleep 时间        /// </summary>        static void DoSleep()        {            if (ExecuteCount[Thread.CurrentThread.Name] > ExecuteCount.Values.Min())            {                // 如果某个线程运行速度快，那么增加它的 Sleep 时间                SleepTime[Thread.CurrentThread.Name]++;            }            else            {                // 如果某个线程运行速度最慢，那么减少它的 Sleep 时间                if (SleepTime[Thread.CurrentThread.Name] > 1)                    SleepTime[Thread.CurrentThread.Name] = 1;            }            Thread.Sleep(SleepTime[Thread.CurrentThread.Name]);        }        static DateTime fBegin = DateTime.Now;        /// <summary>        /// 获取所有线程的整体执行速度，单位：秒        /// </summary>        static Decimal Speed        {            get             {                Decimal executeSeconds = (Decimal)(DateTime.Now - fBegin).TotalSeconds;                Decimal executeCount = (Decimal)ExecuteCount.Values.Sum();                return Decimal.Round(executeCount / executeSeconds, 2);            }        }        static object lockObj = new object();        private static void WriteErrorLog()        {            lock (lockObj)            {                Thread.Sleep(1);                Console.WriteLine(Thread.CurrentThread.Name                    + " "                    + DateTime.Now.ToString("HH:mm:ss.fffffff")                    + " "                    + ExecuteCount[Thread.CurrentThread.Name].ToString()                    + " "                    + SleepTime[Thread.CurrentThread.Name].ToString()                    + " "                    + Speed.ToString());                ExecuteCount[Thread.CurrentThread.Name]++;                if (ExecuteCount[Thread.CurrentThread.Name] % 500 == 0)                {                    Console.WriteLine("=================================================");                    foreach (KeyValuePair<string, int> kv in ExecuteCount)                        Console.WriteLine(string.Format("{0}  {1}", kv.Key, kv.Value));                    Console.WriteLine("=================================================");                                        Console.WriteLine("press any key to contuine ...");                    Console.ReadKey();                }            }        }    }}