我的团队最近从 VM 托管的 Web 应用迁移到 Azure 应用服务。进行此迁移后，我注意到以前显示在应用程序洞察中的依赖项不再被记录。以前，应用洞察会记录所有第 3 方 API 调用和所有 SQL DB 调用。现在它托管在 Azure App Service 上，唯一记录的依赖项是在我们的某些页面上进行的偶尔的 AJAX 调用。不再显示第 3 方 API 调用和 SQL DB 调用。作为应用服务（请求、异常、跟踪等）运行时，也会记录非依赖项。此外，在本地运行时，我可以看到所有依赖项都按预期记录——这个问题似乎只在使用 Azure 应用服务时发生。
这是当前的设置：
- C# Web Application .NET 4.7 AppInsights 通过 NuGet 包安装
- ApplicationInsights.config 文件位于 Web 应用的根文件夹中
- Global.asax.cs 中的 Application_Start 方法设置
- TelemetryConfiguration.Active.InstrumentationKey 值对应的应用洞察键（我已经确认这被正确设置为正确的应用洞察资源）
这是我尝试做的事情：
- 使用“应用服务编辑器”确认应用洞察 dll 和 ApplicationInsights.config 文件均已正确部署到应用服务
- 将“适用于 Azure 应用服务的 Application Insights 扩展”扩展（版本 2.6.5）安装到 Web 应用
- 通过导航“Application Insights”，然后在“使用 Application Insights 收集应用程序监视数据”下选择启用，在 Web 应用程序本身中启用 Application Insights。我在同一页面上启用的应用洞察的所有其他设置
如果有任何其他有助于提供的其他信息，请告诉我。
packages.config 相关包：
<package id="Microsoft.ApplicationInsights" version="2.5.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.Agent.Intercept" version="2.4.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.DependencyCollector" version="2.5.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.PerfCounterCollector" version="2.5.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.Web" version="2.5.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.WindowsServer" version="2.5.0" targetFramework="net47" />
<package id="Microsoft.ApplicationInsights.WindowsServer.TelemetryChannel" version="2.5.0" targetFramework="net47" />
ApplicationInsights.config：
<?xml version="1.0" encoding="utf-8"?>
<ApplicationInsights xmlns="http://schemas.microsoft.com/ApplicationInsights/2013/Settings">
<TelemetryInitializers>
<Add Type="Microsoft.ApplicationInsights.DependencyCollector.HttpDependenciesParsingTelemetryInitializer, Microsoft.AI.DependencyCollector"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.AzureRoleEnvironmentTelemetryInitializer, Microsoft.AI.WindowsServer"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.AzureWebAppRoleEnvironmentTelemetryInitializer, Microsoft.AI.WindowsServer"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.BuildInfoConfigComponentVersionTelemetryInitializer, Microsoft.AI.WindowsServer"/>
<Add Type="Microsoft.ApplicationInsights.Web.WebTestTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.SyntheticUserAgentTelemetryInitializer, Microsoft.AI.Web">
<!-- Extended list of bots:
search|spider|crawl|Bot|Monitor|BrowserMob|BingPreview|PagePeeker|WebThumb|URL2PNG|ZooShot|GomezA|Google SketchUp|Read Later|KTXN|KHTE|Keynote|Pingdom|AlwaysOn|zao|borg|oegp|silk|Xenu|zeal|NING|htdig|lycos|slurp|teoma|voila|yahoo|Sogou|CiBra|Nutch|Java|JNLP|Daumoa|Genieo|ichiro|larbin|pompos|Scrapy|snappy|speedy|vortex|favicon|indexer|Riddler|scooter|scraper|scrubby|WhatWeb|WinHTTP|voyager|archiver|Icarus6j|mogimogi|Netvibes|altavista|charlotte|findlinks|Retreiver|TLSProber|WordPress|wsr-agent|http client|Python-urllib|AppEngine-Google|semanticdiscovery|facebookexternalhit|web/snippet|Google-HTTP-Java-Client-->
<Filters>search|spider|crawl|Bot|Monitor|AlwaysOn</Filters>
</Add>
<Add Type="Microsoft.ApplicationInsights.Web.ClientIpHeaderTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.OperationNameTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.OperationCorrelationTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.UserTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.AuthenticatedUserIdTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.AccountIdTelemetryInitializer, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.SessionTelemetryInitializer, Microsoft.AI.Web"/>
</TelemetryInitializers>
<TelemetryModules>
<Add Type="Microsoft.ApplicationInsights.DependencyCollector.DependencyTrackingTelemetryModule, Microsoft.AI.DependencyCollector">
<ExcludeComponentCorrelationHttpHeadersOnDomains>
<!--
Requests to the following hostnames will not be modified by adding correlation headers.
Add entries here to exclude additional hostnames.
NOTE: this configuration will be lost upon NuGet upgrade.
-->
<Add>core.windows.net</Add>
<Add>core.chinacloudapi.cn</Add>
<Add>core.cloudapi.de</Add>
<Add>core.usgovcloudapi.net</Add>
<Add>localhost</Add>
<Add>127.0.0.1</Add>
</ExcludeComponentCorrelationHttpHeadersOnDomains>
<IncludeDiagnosticSourceActivities>
<Add>Microsoft.Azure.EventHubs</Add>
<Add>Microsoft.Azure.ServiceBus</Add>
</IncludeDiagnosticSourceActivities>
</Add>
<Add Type="Microsoft.ApplicationInsights.Extensibility.PerfCounterCollector.PerformanceCollectorModule, Microsoft.AI.PerfCounterCollector">
<!--
Use the following syntax here to collect additional performance counters:
<Counters>
<Add PerformanceCounter="\Process(??APP_WIN32_PROC??)\Handle Count" ReportAs="Process handle count" />
...
</Counters>
PerformanceCounter must be either \CategoryName(InstanceName)\CounterName or \CategoryName\CounterName
NOTE: performance counters configuration will be lost upon NuGet upgrade.
The following placeholders are supported as InstanceName:
??APP_WIN32_PROC?? - instance name of the application process for Win32 counters.
??APP_W3SVC_PROC?? - instance name of the application IIS worker process for IIS/ASP.NET counters.
??APP_CLR_PROC?? - instance name of the application CLR process for .NET counters.
-->
</Add>
<Add Type="Microsoft.ApplicationInsights.Extensibility.PerfCounterCollector.QuickPulse.QuickPulseTelemetryModule, Microsoft.AI.PerfCounterCollector"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.DeveloperModeWithDebuggerAttachedTelemetryModule, Microsoft.AI.WindowsServer"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.UnhandledExceptionTelemetryModule, Microsoft.AI.WindowsServer"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.UnobservedExceptionTelemetryModule, Microsoft.AI.WindowsServer">
<!--</Add>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.FirstChanceExceptionStatisticsTelemetryModule, Microsoft.AI.WindowsServer">-->
</Add>
<Add Type="Microsoft.ApplicationInsights.Web.RequestTrackingTelemetryModule, Microsoft.AI.Web">
<Handlers>
<!--
Add entries here to filter out additional handlers:
NOTE: handler configuration will be lost upon NuGet upgrade.
-->
<Add>Microsoft.VisualStudio.Web.PageInspector.Runtime.Tracing.RequestDataHttpHandler</Add>
<Add>System.Web.StaticFileHandler</Add>
<Add>System.Web.Handlers.AssemblyResourceLoader</Add>
<Add>System.Web.Optimization.BundleHandler</Add>
<Add>System.Web.Script.Services.ScriptHandlerFactory</Add>
<Add>System.Web.Handlers.TraceHandler</Add>
<Add>System.Web.Services.Discovery.DiscoveryRequestHandler</Add>
<Add>System.Web.HttpDebugHandler</Add>
</Handlers>
</Add>
<Add Type="Microsoft.ApplicationInsights.Web.ExceptionTrackingTelemetryModule, Microsoft.AI.Web"/>
<Add Type="Microsoft.ApplicationInsights.Web.AspNetDiagnosticTelemetryModule, Microsoft.AI.Web"/>
</TelemetryModules>
<TelemetryProcessors>
<Add Type="Microsoft.ApplicationInsights.Extensibility.PerfCounterCollector.QuickPulse.QuickPulseTelemetryProcessor, Microsoft.AI.PerfCounterCollector"/>
<Add Type="Microsoft.ApplicationInsights.Extensibility.AutocollectedMetricsExtractor, Microsoft.ApplicationInsights"/>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.TelemetryChannel.AdaptiveSamplingTelemetryProcessor, Microsoft.AI.ServerTelemetryChannel">
<MaxTelemetryItemsPerSecond>5</MaxTelemetryItemsPerSecond>
<ExcludedTypes>Event</ExcludedTypes>
</Add>
<Add Type="Microsoft.ApplicationInsights.WindowsServer.TelemetryChannel.AdaptiveSamplingTelemetryProcessor, Microsoft.AI.ServerTelemetryChannel">
<MaxTelemetryItemsPerSecond>5</MaxTelemetryItemsPerSecond>
<IncludedTypes>Event</IncludedTypes>
</Add>
</TelemetryProcessors>
<TelemetryChannel Type="Microsoft.ApplicationInsights.WindowsServer.TelemetryChannel.ServerTelemetryChannel, Microsoft.AI.ServerTelemetryChannel"/>
</ApplicationInsights>