都得本地电脑的CPU动态

//use namespace
using System.Diagnostics;
using System.Threading;

private static void PerformanceCounterTest(string CategoryName, string InstanceName, string CounterName)
         {
             //表示 Windows NT 性能计数器组件
             PerformanceCounter pc = new PerformanceCounter(CategoryName, CounterName, InstanceName);
            while (true)
             {
                 //wait for first second
                 Thread.Sleep(1000);
                float cpuLoad = pc.NextValue();
                 Console.WriteLine("CPU load = " + cpuLoad + " %.");
             }
         }

//Test program

PerformanceCounterFTest("Processor", "% Processor Time","_Total");