.NET(C#)：获取进程的内存私有工作集（获得每个程序占用的内存）

using System;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;

namespace SlowX.ExamMemory
{
    public partial class MainForm : Form
    {
        public MainForm()
        {
            InitializeComponent();
        }



        private void toolStripButton_获得内存信息_Click(object sender, EventArgs e)
        {
            try
            {
 
                string processName = null; 
                Process[] ps = Process.GetProcesses();

                StringBuilder theResult = new StringBuilder();

                foreach (Process p in ps)
                {
                    if (p.MainWindowHandle != null)
                    {
                        processName = p.ProcessName;
                        getWorkingSet(theResult, processName);

                        theResult.AppendLine();


                    }
                }

                richTextBox1.Text = theResult.ToString();
            }
            catch(Exception err)
            {
                richTextBox1.Text = "异常：" + err.Message;
            }
        }

        public void getWorkingSet(StringBuilder theResult, string processName)
        {

            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))
                    {
                        theResult.AppendLine(process.Id.ToString());

                        //注意除以CPU数量
                        theResult.AppendLine(string.Format("{0}{1:N} KB", "工作集（进程类）", process.WorkingSet64 / 1024));
                        theResult.AppendLine(string.Format("{0}{1:N} KB", "工作集 ", process.WorkingSet64 / 1024));
                        theResult.AppendLine(string.Format("{0}{1:N} KB", "私有工作集 ", p1.NextValue() / 1024));
                        theResult.AppendLine(string.Format("{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));

                    }
                }
            }
        }
        

    } 
}