c#查看电脑内存
using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO; using System.Management; using System.Runtime.Serialization.Formatters.Binary; using RemoteDeploy.Core; using RemoteDeploy.Core.Attributes; using RemoteDeploy.CommandHelper; using Common.Logging; namespace RemoteDeploy.Commands { [Command(Name = "memoryMonitorCommand", Description = "monitoring memory usage")] public class MemoryMonitorCommand { private const string PROPERTY_CAPACITY = "Capacity"; private const string PROPERTY_AVAILABLE_BYTES = "AvailableBytes"; private const string PROPERTY_PROCESS_ID = "ProcessId"; private const string PROPERTY_PROCESS_NAME = "Name"; private const string PROPERTY_WORKING_SET_SIZE = "WorkingSetSize"; private const string QUERY_MEMORY1 = "SELECT * FROM Win32_PhysicalMemory"; private const string QUERY_MEMORY2 = "SELECT * FROM Win32_PerfRawData_PerfOS_Memory"; private const string QUERY_MEMORY3 = "SELECT * FROM Win32_Process"; ILog logger = LogManager.GetLogger(typeof(MemoryMonitorCommand)); [Parameter(Name = "appNames")] public string AppNames; [Execute] public void Run() { var query1 = new SelectQuery(QUERY_MEMORY1); var query2 = new SelectQuery(QUERY_MEMORY2); var query3 = new SelectQuery(QUERY_MEMORY3); var searcher1 = new ManagementObjectSearcher(query1); var searcher2 = new ManagementObjectSearcher(query2); var searcher3 = new ManagementObjectSearcher(query3); var capacity = 0.0; var free = 0.0; foreach (var o in searcher1.Get()) capacity += (double)Convert.ToUInt64(o[PROPERTY_CAPACITY]) / (double)(1024 * 1024); foreach (var o in searcher2.Get()) free += (double)Convert.ToUInt64(o[PROPERTY_AVAILABLE_BYTES]) / (double)(1024 * 1024); //var appsUsed = new Dictionary<string, double>(); //var apps = AppNames.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries); //foreach (var app in apps) //{ // var appUsed = 0.0; // foreach (var o in searcher3.Get()) // if (string.Equals(Convert.ToString(o[PROPERTY_PROCESS_NAME]), app, StringComparison.OrdinalIgnoreCase)) // appUsed += (double)Convert.ToUInt64(o[PROPERTY_WORKING_SET_SIZE]) / (double)(1024 * 1024); // appsUsed.Add(app, appUsed); //} var appsUsed = new Dictionary<string, Dictionary<uint, double>>(); var apps = AppNames.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries); foreach (var o in searcher3.Get()) { var appName = Convert.ToString(o[PROPERTY_PROCESS_NAME]); foreach (var app in apps) { if (string.Equals(appName, app, StringComparison.OrdinalIgnoreCase)) { var appId = Convert.ToUInt32(o[PROPERTY_PROCESS_ID]); var workingSetSize = (double)Convert.ToUInt64(o[PROPERTY_WORKING_SET_SIZE]) / (double)(1024 * 1024); if (appsUsed.ContainsKey(appName)) appsUsed[appName].Add(appId, workingSetSize); else appsUsed.Add(appName, new Dictionary<uint, double>() { { appId, workingSetSize } }); break; } } } var memInfo = new MemoryInfo() { Capacity = capacity, Free = free, Used = capacity - free, AppsUsed = appsUsed }; var bin = new BinaryFormatter(); var ms = new MemoryStream(); bin.Serialize(ms, memInfo); logger.Info("memory monitor begin execute callback"); CommandContext.Instance.SendMessage("memory usage info", ms.ToArray()); logger.Info("memory monitor end execute callback"); } } }