1   /// 
  2 /// 内存  3 /// 
  4     public class VAV_MDDFM_MEM  5     {
    6         //定义内存的信息结构  7         [StructLayout(LayoutKind.Sequential)]  8         public struct MEMORY_INFO  9         {
   10             public uint dwLength; 11             public uint dwMemoryLoad; 12             public uint dwTotalPhys; 13             public uint dwAvailPhys; 14             public uint dwTotalPageFile; 15             public uint dwAvailPageFile; 16             public uint dwTotalVirtual; 17             public uint dwAvailVirtual; 18         } 19         [DllImport("kernel32")] 20         private static extern void GetWindowsDirectory(StringBuilder WinDir, int count); 21         [DllImport("kernel32")] 22         private static extern void GetSystemDirectory(StringBuilder SysDir, int count); 23         [DllImport("kernel32")] 24         private static extern void GlobalMemoryStatus(ref MEMORY_INFO meminfo); 25 26         /// 
 27 /// 打印内存信息 28 /// 
 29         public static void PrintMemInfo() 30         {
   31             Console.WriteLine(GetMemInfo()); 32         } 33 34         /// 
 35 /// 获取内存信息 36 /// 
 37 /// 
      38         public static string GetMemInfo() 39         {
   40             //调用GlobalMemoryStatus函数获取内存的相关信息 41             MEMORY_INFO MemInfo = new MEMORY_INFO(); 42             GlobalMemoryStatus(ref MemInfo); 43 44             StringBuilder sb = new StringBuilder(); 45 46             //*%的内存正在使用 47             sb.Append(MemInfo.dwMemoryLoad.ToString() + "% of the memory is being used " + "\r\n"); 48             //总共的物理内存 49             sb.Append("Physical memory total :" + Utility.ConvertBytes(MemInfo.dwTotalPhys.ToString(), 3) + "GB" + "\r\n"); 50             //可使用的物理内存 51             sb.Append("Use of physical memory :" + Utility.ConvertBytes(MemInfo.dwAvailPhys.ToString(), 3) + "GB" + "\r\n"); 52             //交换文件总大小 53             sb.Append("Total size of the swap file" + Utility.ConvertBytes(MemInfo.dwTotalPageFile.ToString(), 3) + "GB" + "\r\n"); 54             //尚可交换文件大小为 55             sb.Append(" Can still swap file size :" + Utility.ConvertBytes(MemInfo.dwAvailPageFile.ToString(), 3) + "GB" + "\r\n"); 56             //总虚拟内存 57             sb.Append("The Total virtual memory :" + Utility.ConvertBytes(MemInfo.dwTotalVirtual.ToString(), 3) + "GB" + "\r\n"); 58             //未用虚拟内存有 59             sb.Append("Unused virtual memory :" + Utility.ConvertBytes(MemInfo.dwAvailVirtual.ToString(), 3) + "GB" + "\r\n"); 60             // ConvertBytes(totMem, 3) + " GB" 61             return sb.ToString(); 62         } 63     }

 

1  public class Utility  2     {
    3         public static decimal ConvertBytes(string b, int iteration)  4         {
    5             long iter = 1;  6             for (int i = 0; i < iteration; i++)  7                 iter *= 1024;  8             return Math.Round((Convert.ToDecimal(b)) / Convert.ToDecimal(iter), 2, MidpointRounding.AwayFromZero);  9         } 10     }