![c# 检测cpu使用率[测试通过]](/default/index/img?u=aHR0cHM6Ly95cWZpbGUuYWxpY2RuLmNvbS9pbWdfMWM1MzY2OGJjZWUzOTNlZGFjMGQ3YjNiM2RhZmYxYWUuZ2lm "c# 检测cpu使用率[测试通过]")
![c# 检测cpu使用率[测试通过]](/default/index/img?u=aHR0cHM6Ly95cWZpbGUuYWxpY2RuLmNvbS9pbWdfNDA1YjE4YjRiNjU4NGFlMzM4ZTBmNmVjYWY3MzY1MzMuZ2lm "c# 检测cpu使用率[测试通过]")
代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
//引用2命名空间
using System.Diagnostics;
using System.Threading;
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
Process[] p = Process.GetProcessesByName("devenv");//获取指定进程信息
// Process[] p = Process.GetProcesses();//获取所有进程信息
string cpu = string.Empty;
string info = string.Empty;
PerformanceCounter pp = new PerformanceCounter();//性能计数器
pp.CategoryName = "Process";//指定获取计算机进程信息 如果传Processor参数代表查询计算机CPU
pp.CounterName = "% Processor Time";//占有率
//如果pp.CategoryName="Processor",那么你这里赋值这个参数 pp.InstanceName = "_Total"代表查询本计算机的总CPU。
pp.InstanceName = "devenv";//指定进程
pp.MachineName = ".";
if (p.Length > 0)
{
foreach (Process pr in p)
{
while (true)//1秒钟读取一次CPU占有率。
{
info = pr.ProcessName + "内存：" +
(Convert.ToInt64(pr.WorkingSet64.ToString()) / 1024).ToString();//得到进程内存
Console.WriteLine(info + " CPU使用情况：" + Math.Round(pp.NextValue(), 2).ToString() + "%");
Thread.Sleep(1000);
}
}
}
}
}
}
