Merge pull request #115568 from ggailey777/patch-3

Move sampling note to the top of the article

Author: Jak-MS

articles/azure-functions/functions-monitoring.md

@@ -17,7 +17,10 @@ As the required Application Insights instrumentation is built into Azure Functio
 
 ## Application Insights pricing and limits
 
-You can try out Application Insights integration with Function Apps for free. There's a daily limit to how much data can be processed for free. You might hit this limit during testing. Azure provides portal and email notifications when you're approaching your daily limit. If you miss those alerts and hit the limit, new logs won't appear in Application Insights queries. Be aware of the limit to avoid unnecessary troubleshooting time. For more information, see [Manage pricing and data volume in Application Insights](../azure-monitor/app/pricing.md).
+You can try out Application Insights integration with Azure Functions for free. There's a daily limit to how much data can be processed for free. You might hit this limit during testing. Azure provides portal and email notifications when you're approaching your daily limit. If you miss those alerts and hit the limit, new logs won't appear in Application Insights queries. Be aware of the limit to avoid unnecessary troubleshooting time. For more information, see [Manage pricing and data volume in Application Insights](../azure-monitor/app/pricing.md).
+
+> [!IMPORTANT]
+> Application Insights has a [sampling](../azure-monitor/app/sampling.md) feature that can protect you from producing too much telemetry data on completed executions at times of peak load. Sampling is enabled by default. If you appear to be missing data, you might need to adjust the sampling settings to fit your particular monitoring scenario. To learn more, see [Configure sampling](#configure-sampling).
 
 The full list of Application Insights features available to your function app is detailed in [Application Insights for Azure Functions supported features](../azure-monitor/app/azure-functions-supported-features.md).
 
@@ -268,9 +271,6 @@ Application Insights has a [sampling](../azure-monitor/app/sampling.md) feature
 }
 ```
 
-> [!NOTE]
-> [Sampling](../azure-monitor/app/sampling.md) is enabled by default. If you appear to be missing data, you might need to adjust the sampling settings to fit your particular monitoring scenario.
-
 ## Write logs in C# functions
 
 You can write logs in your function code that appear as traces in Application Insights.