超级管理员现在可在“组织与权限 → 运维与审计 → 系统性能”中直接查看：

请求量、5xx 比例、HTTP/数据库 P95
请求速率与延迟趋势
最慢接口排行
慢查询与数据库查询排行
Grafana 原始调用链入口

tests/Jiaowu.Api.Tests/OperationsControllerTests.cs

@@ -7,6 +7,7 @@ using Jiaowu.Api.Domain.System;
 using Jiaowu.Api.Infrastructure.BackgroundJobs;
 using Jiaowu.Api.Infrastructure.Caching;
 using Jiaowu.Api.Infrastructure.Operations;
+using Jiaowu.Api.Infrastructure.Observability;
 using Jiaowu.Api.Infrastructure.Persistence;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Hosting;
@@ -201,6 +202,7 @@ public sealed class OperationsControllerTests
 
             var services = new ServiceCollection()
                 .AddLogging()
+                .AddMemoryCache()
                 .BuildServiceProvider();
             var logger = services.GetRequiredService<
                 ILogger<DatabaseBackupService>>();
@@ -224,10 +226,19 @@ public sealed class OperationsControllerTests
                 configuration,
                 environment,
                 logger);
+            var performance = new PerformanceReportService(
+                new HttpClient(),
+                services.GetRequiredService<
+                    Microsoft.Extensions.Caching.Memory.IMemoryCache>(),
+                new PerformanceReportingOptions(),
+                new ObservabilityOptions(),
+                services.GetRequiredService<
+                    ILogger<PerformanceReportService>>());
             var controller = new OperationsController(
                 db,
                 health,
                 backups,
+                performance,
                 operationsOptions);
             return new OperationsFixture(services, db, controller, backups);
         }