ComputerSpecs.cs

/*  Copyright (c) Microsoft Corporation.  All rights reserved. */
/* AUTHOR: Vance Morrison   Date  : 10/20/2007  */
using System;
using System.Collections.Generic;
using System.Text;
using System.Management;        // for MangagmentObjectSearcher. 

namespace PerformanceMeasurement
{
    /// <summary>
    /// A class that uses the System.Management APIS (WMI) to fetch the most 
    /// interesting attributes about the computer hardware we are running on.  
    /// </summary>
    public class ComputerSpecs
    {
        public string Name;
        public string Manufacturer;
        public string Model;

        public string OperatingSystem;
        public string OperatingSystemVersion;
        public int OperatingSystemServicePack;

        public int NumberOfDisks;
        public string SystemDiskModel;

        public int NumberOfProcessors;
        public string ProcessorName;
        public string ProcessorDescription;
        public int ProcessorClockSpeedMhz;

        public int MemoryMBytes;
        public int L1KBytes;
        public int L2KBytes;

        public ComputerSpecs()
        {
            ManagementObjectSearcher searcher = new ManagementObjectSearcher("Select * from Win32_ComputerSystem");
            foreach (ManagementObject mo in searcher.Get())
            {
                Name = (string)mo["Caption"];
                Manufacturer = (string)mo["Manufacturer"];
                Model = (string)mo["Model"];
                MemoryMBytes = (int)(((ulong)mo["TotalPhysicalMemory"]) / (1024 * 1024)); 
            }

            searcher = new ManagementObjectSearcher("Select * from Win32_OperatingSystem");
            foreach (ManagementObject mo in searcher.Get())
            {
                OperatingSystem = (string)mo["Caption"];
                OperatingSystemVersion = (string)mo["Version"];
                OperatingSystemServicePack = (int)(ushort)mo["ServicePackMajorVersion"];
                break;
            }

            searcher = new ManagementObjectSearcher("Select * from Win32_DiskDrive");
            ManagementObjectCollection disks = searcher.Get();
            NumberOfDisks = disks.Count;
            foreach (ManagementObject mo in disks)
            {
                SystemDiskModel = (string)mo["Caption"];
                break;
            }

            searcher = new ManagementObjectSearcher("Select * from Win32_Processor");
            ManagementObjectCollection processors = searcher.Get();
            NumberOfProcessors = processors.Count;
            foreach (ManagementObject mo in processors)
            {
                ProcessorName = (string)mo["Name"];
                ProcessorDescription = (string)mo["Description"];
                ProcessorClockSpeedMhz = (int)(uint)mo["MaxClockSpeed"];
                // Console.WriteLine("    NumberOfCores: " + mo["NumberOfCores"]);
                // Console.WriteLine("    NumberOfLogicalProcessors: " + mo["NumberOfLogicalProcessors"]);
                // Console.WriteLine("    L2CacheSize: " + mo["L2CacheSize"]);
                break;
            }

            searcher = new ManagementObjectSearcher("Select * from Win32_CacheMemory");
            foreach (ManagementObject mo in searcher.Get())
            {
                //Console.WriteLine("    Purpose: " + mo["Purpose"]);
                // Console.WriteLine("    InstalledSize: " + mo["InstalledSize"] + " K");
                int level = (ushort)mo["Level"] - 2;
                // Console.WriteLine("    Level: " + level + " K");
                if (level == 1)
                    L1KBytes += (int)(uint)mo["InstalledSize"];
                else if (level == 2)
                    L2KBytes += (int)(uint)mo["InstalledSize"];
            }
        }
        public override string ToString()
        {
            StringBuilder builder = new StringBuilder();
            builder.Append("Name: ").AppendLine(Name);
            builder.Append("Manufacturer: ").AppendLine(Manufacturer);
            builder.Append("Model: ").AppendLine(Model);
            builder.AppendLine();
            builder.Append("Operating System: ").AppendLine(OperatingSystem);
            builder.Append("    Version: ").AppendLine(OperatingSystemVersion);
            builder.Append("    ServicePack: ").Append(OperatingSystemServicePack).AppendLine();
            builder.AppendLine();
            builder.Append("NumberOfDisks: ").Append(NumberOfDisks).AppendLine();
            builder.Append("SystemDisk: ").AppendLine(SystemDiskModel);
            builder.AppendLine();
            builder.Append("NumberOfProcessors: ").Append(NumberOfProcessors).AppendLine();
            builder.Append("    Name: ").AppendLine(ProcessorName);
            builder.Append("    Description: ").AppendLine(ProcessorDescription);
            builder.Append("    ClockSpeed: ").Append(ProcessorClockSpeedMhz).AppendLine(" Mhz");
            builder.AppendLine();
            builder.Append("Memory: ").Append(MemoryMBytes).AppendLine(" MBytes");
            builder.Append("L1Cache: ").Append(L1KBytes).AppendLine(" KBytes");
            builder.Append("L2Cache: ").Append(L2KBytes).AppendLine(" KBytes");
            return builder.ToString();
        }
    }
}