20170526154614428.Net程序突破内存2G访问限制的程序代码.zip

20170526154614428.Net程序突破内存2G访问限制的程序代码.zip

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

namespace AweSimple
{
    class Program
    {
        static void TestSpeed（）
        {
            try
            {
                byte[] inputBuffer = new byte[1024];

                Stopwatch stopWatch = new Stopwatch（）;

                using （AweStream.AweStream aweStream = new AweStream.AweStream（1024 * 1024 * 100））
                {
                    //Map
                    aweStream.Map（）;
                    stopWatch.Start（）;

                    //Copy one bytes
                    //Use unsafe pointer
                    for （int i = 0; i < 1024 * 1024 * 100; i++）
                    {
                        unsafe
                        {
                            aweStream.LpMemory[i] = 1;
                        }
                    }

                    stopWatch.Stop（）;

                    Console.WriteLine（stopWatch.ElapsedMilliseconds）;

                    aweStream.Position = 0;

                    
                    //Block copy
                    stopWatch.Reset（）;
                    stopWatch.Start（）;

                    for （int i = 0; i < 1024 * 100; i++）
                    {
                        unsafe
                        {
                            aweStream.Write（inputBuffer 0 1024）;
                        }
                    }

                    stopWatch.Stop（）;

                    Console.WriteLine（stopWatch.ElapsedMilliseconds）;

                    //UnMap
                    aweStream.UnMap（）;
                }

                byte[] ManageBuf = new byte[1024 * 1024 * 100];

                stopWatch.Reset（）;
                stopWatch.Start（）;

                for （int i = 0; i < 1024 * 1024 * 100; i++）
                {
                    ManageBuf[i] = 1;
                }

                stopWatch.Stop（）;

                Console.WriteLine（stopWatch.ElapsedMilliseconds）;

                stopWatch.Reset（）;
                stopWatch.Start（）;

                for （int i = 0; i < 1024 * 100; i++）
                {
                    Array.Copy（inputBuffer 0 ManageBuf i * 1024 1024）;

                }

                stopWatch.Stop（）;

                Console.WriteLine（stopWatch.ElapsedMilliseconds）;

            }
            catch （Exception e）
            {
                Console.WriteLine（e.Message）;
                Console.WriteLine（e.StackTrace）;
            }

        }

        static void Main（string[] args）
        {
            TestSpeed（）;

            string input = Console.ReadLine（）;
            List aweStreams = new List（）;

            while （true）
            {
                switch （input）
                {
                    case “a“:
                        try
                        {
              

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2008-11-06 17:03  AweSimple\
     文件        2265  2008-11-04 17:49  AweSimple\AweSimple.csproj
     文件        5361  2008-11-06 16:45  AweSimple\Program.cs
     目录           0  2008-11-04 18:05  AweSimple\Properties\
     文件        1298  2008-11-04 18:05  AweSimple\Properties\AssemblyInfo.cs
     目录           0  2008-11-06 17:03  AweStream\
     文件       11105  2008-11-06 15:46  AweStream\AweStream.cs
     文件        2449  2008-11-06 15:20  AweStream\AweStream.csproj
     文件         692  2008-11-04 17:38  AweStream\AweStreamException.cs
     目录           0  2008-11-04 18:05  AweStream\Properties\
     文件        1421  2008-11-04 18:05  AweStream\Properties\AssemblyInfo.cs
     目录           0  2008-11-06 15:20  AweStream\Win32\
     文件        2748  2008-11-06 15:20  AweStream\Win32\AweApi.cs
     文件        1686  2008-11-06 15:20  AweStream\Win32\Buffer.cs
     文件        2208  2008-11-06 15:20  AweStream\Win32\General.cs
     文件        5009  2008-11-06 15:20  AweStream\Win32\LoggedSetLockPagesPrivilege.cs
     文件         551  2008-11-06 15:18  AweStream\Win32\LoggedSetLockPagesPrivilegeException.cs
     文件        1397  2008-11-04 12:15  AweSimple.sln
     文件       35328  2008-11-06 17:02  AweSimple.suo