public class Program
    {
        public const string LOGGER_FILE = "log.txt";
        public static void Logger(string formatString, params object[] args)
        {
            string input = string.Format(formatString, args);
            System.IO.File.AppendAllText(LOGGER_FILE, string.Concat(input, "\r\n"));
        }
        static void Main(string[] args)
        {
            
            string WindowTitle = string.Empty;
            long MemorySize;
            long PagedMemorySize;
            long PeakWorking;
            string ProcessName;
            int pid;
            Process[] ps = Process.GetProcesses();
            foreach (Process p in ps)
            {
                  if (p.MainWindowHandle != null)
                {
                    ProcessName = p.ProcessName;
                    getWorkingSet(ProcessName);


                    //pid = p.Id;
                    //MemorySize = p.NonpagedSystemMemorySize64;
                    ////MachineName =  p.MachineName;
                    //PagedMemorySize = p.PagedMemorySize64;
                    //PeakWorking = p.PeakWorkingSet64;
                    //WindowTitle = p.MainWindowTitle;                   

                    //Logger("时间{0}:MemorySize{1}；PagedMemorySize{2}；PeakWorking{3}；{4}；PID:{5}", DateTime.Now, MemorySize.ToString(), PagedMemorySize.ToString(), PeakWorking.ToString(), WindowTitle,pid);

                }
            }
            Console.WriteLine("已完成请查看log.txt，输入任意键退出。");
            Console.ReadKey();



        }

        public static void getWorkingSet(string processName)
        {
            //var processName = "taskmgr";
            using (var process = Process.GetProcessesByName(processName)[0])
            using (var p1 = new PerformanceCounter("Process", "Working Set - Private", processName))
            using (var p2 = new PerformanceCounter("Process", "Working Set", processName))
            {
                Console.WriteLine(process.Id);
                //注意除以CPU数量
                Console.WriteLine("{0}{1:N} KB", "工作集（进程类）", process.WorkingSet64 / 1024);
                Console.WriteLine("{0}{1:N} KB", "工作集 ", process.WorkingSet64 / 1024);
                Console.WriteLine("{0}{1:N} KB", "私有工作集 ", p1.NextValue() / 1024);
                Logger("{0}；内存（专用工作集）{1:N}；PID:{2}；程序名：{3}", DateTime.Now, p1.NextValue() / 1024, process.Id.ToString(), processName);

               // Thread.Sleep(1000);
            }
        }
    }