Explanation "Fixed-rate sampling reduces the volume of telemetry sent from both your ASP.NET or ASP.NET Core or Java server and from your users' browsers. You set the rate. The client and server will synchronize their sampling so that, in Search, you can navigate between related page views and requests." https://docs.microsoft.com/en-us/azure/azure-monitor/app/sampling https://docs.microsoft.com/en-us/azure/azure-monitor/app/asp-net-core https://docs.microsoft.com/en-us/azure/azure-monitor/app/sampling#configuring-adaptive-sampling-for-aspnet-c