Microsoft.Extensions.AI 在 .NET 后端性能优化中的应用与解析

dotnet new webapi -o PerformanceOptimizationApp
cd PerformanceOptimizationApp

dotnet add package Microsoft.Extensions.AI.PerformanceInsights

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Hosting;
using Microsoft.Extensions.AI.PerformanceInsights;

namespace PerformanceOptimizationApp
{
    public class Startup
    {
        public Startup(IConfiguration configuration)
        {
            Configuration = configuration;
        }

        public IConfiguration Configuration { get; }

        public void ConfigureServices(IServiceCollection services)
        {
            services.AddPerformanceInsights();
            services.AddControllers();
        }

        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }

            app.UsePerformanceInsights();
            app.UseRouting();

            app.UseEndpoints(endpoints =>
            {
                endpoints.MapControllers();
            });
        }
    }
}

using Microsoft.AspNetCore.Mvc;

namespace PerformanceOptimizationApp.Controllers
{
    [ApiController]
    [Route("[controller]")]
    public class PerformanceController : ControllerBase
    {
        [HttpGet("slow")]
        public IActionResult SlowOperation()
        {
            // 模拟长时间运行操作
            for (int i = 0; i < 100000000; i++)
            {
                // 空操作，消耗时间
            }
            return Ok("Slow operation completed.");
        }
    }
}