首先在添加引用中选中System.Management

  using System.Management; using System.Management.Instrumentation;

private void GetInfo()  

   {       string cpuInfo = "";//cpu序列号       ManagementClass cimobject = new ManagementClass("Win32_Processor");       ManagementObjectCollection moc = cimobject.GetInstances();       foreach(ManagementObject mo in moc)       {        cpuInfo = mo.Properties["ProcessorId"].Value.ToString();        Response.Write ("cpu序列号："+cpuInfo.ToString ());       } 

    //获取硬盘ID  

    String HDid;       ManagementClass cimobject1 = new ManagementClass("Win32_DiskDrive");       ManagementObjectCollection moc1 = cimobject1.GetInstances();       foreach(ManagementObject mo in moc1)       {        HDid = (string)mo.Properties["Model"].Value;        Response.Write ("硬盘序列号："+HDid.ToString ());       } 

    //获取网卡硬件地址 

     

          ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");       ManagementObjectCollection moc2 = mc.GetInstances();       foreach(ManagementObject mo in moc2)       {        if((bool)mo["IPEnabled"] == true)         Response.Write("MAC address\t{0}"+mo["MacAddress"].ToString());        mo.Dispose();       }      }

 

    public static float GetCPUPersent()

    {         float cpuload = 0;         const string categoryname = "processor";         const string countername = "% processor time";         const string instancename = "_total";         PerformanceCounter pc = new PerformanceCounter(categoryname, countername, instancename);         int i = 10;         while (i > 0)         {             Thread.Sleep(1000); // wait for 1 second              cpuload = pc.NextValue();             if (cpuload > 0)             {                 break;             }             i--;         }         return cpuload;     }

    public static void GetDiskSpace(string path, out long DiskAll, out long DiskActive)

    {         DiskAll = 0;         DiskActive = 0;         long a, b, c;         int aaa = GetDiskFreeSpaceEx(path, out a, out b, out c);         DiskAll = (long)(b / 1024 / 1024);         DiskActive = (long)(a / 1024 / 1024);     }

    public static void GetMemoryInfo(out uint MemoryAll, out uint MemoryUsed)

    {         MemoryAll = 0;         MemoryUsed = 0;         MEMORY_INFO MemInfo = new MEMORY_INFO();         GlobalMemoryStatus(ref  MemInfo);         MemoryAll = MemInfo.dwTotalPhys / 1024 / 1024;         MemoryUsed = (MemInfo.dwTotalPhys - MemInfo.dwAvailPhys) / 1024 / 1024;     }

 

 

 

    [DllImport("kernel32")]

    public static extern void GlobalMemoryStatus(ref  MEMORY_INFO meminfo);

    //定义内存的信息结构  

    [StructLayout(LayoutKind.Sequential)]     public struct MEMORY_INFO     {         public uint dwLength;         public uint dwMemoryLoad;         public uint dwTotalPhys;         public uint dwAvailPhys;         public uint dwTotalPageFile;         public uint dwAvailPageFile;         public uint dwTotalVirtual;         public uint dwAvailVirtual;     }

    [DllImport("kernel32.dll", EntryPoint = "GetDiskFreeSpaceExA")]

    public static extern int GetDiskFreeSpaceEx(string lpRootPathName, out long lpFreeBytesAvailable, out long lpTotalNumberOfBytes, out long lpTotalNumberOfFreeBytes);

 

本文转自94cool博客园博客，原文链接：http://www.cnblogs.com/94cool/archive/2011/06/12/2078858.html，如需转载请自行联系原作者