两种方法: //项目中添加Micrsoft.VisualBasic引用using Microsoft.VisualBasic.Devices; Computer vComputer = new Computer();StringBuilder vMessage = new StringBuilder();vMessage.Append(string.Format("虚拟内存共计={0}\r\n", vComputer.Info.TotalVirtualMemory));vMessage.Append(string.Format("虚拟内存使用={0}\r\n", vComputer.Info.AvailableVirtualMemory));vMessage.Append(string.Format("物理内存共计={0}\r\n", vComputer.Info.TotalPhysicalMemory));vMessage.Append(string.Format("物理内存使用={0}\r\n", vComputer.Info.AvailablePhysicalMemory));MessageBox.Show(vMessage.ToString());// orusing System.Runtime.InteropServices;public struct MEMORYSTATUS{ 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")]public static extern void GlobalMemoryStatus(ref MEMORYSTATUS lpBuffer);public void button1_Click(object sender, EventArgs e){ MEMORYSTATUS vBuffer = new MEMORYSTATUS(); GlobalMemoryStatus(ref vBuffer); StringBuilder vMessage = new StringBuilder(); vMessage.Append(string.Format("虚拟内存共计={0}\r\n", vBuffer.dwTotalVirtual)); vMessage.Append(string.Format("虚拟内存使用={0}\r\n", vBuffer.dwAvailVirtual)); vMessage.Append(string.Format("物理内存共计={0}\r\n", vBuffer.dwTotalPhys)); vMessage.Append(string.Format("物理内存使用={0}\r\n", vBuffer.dwAvailPhys)); MessageBox.Show(vMessage.ToString());} 转载于:https://www.cnblogs.com/treeyh/archive/2007/12/13/993446.html