Merge pull request #308714 from seligj95/functionappsetting

vnetContentShareEnabled add details for cross-stamp scaling

Author: prmerger-automator[bot]

articles/azure-functions/functions-app-settings.md

@@ -684,13 +684,13 @@ Azure Files doesn't support using managed identity when accessing the file share
 > [!IMPORTANT]
 > WEBSITE_CONTENTOVERVNET is a legacy app setting that has been replaced by the [vnetContentShareEnabled](#vnetcontentshareenabled) site property.
 
-A value of `1` enables your function app to scale when you have your storage account restricted to a virtual network. You should enable this setting when restricting your storage account to a virtual network. Only required when using `WEBSITE_CONTENTSHARE` and `WEBSITE_CONTENTAZUREFILECONNECTIONSTRING`. To learn more, see [Restrict your storage account to a virtual network](configure-networking-how-to.md#restrict-your-storage-account-to-a-virtual-network).
+A value of `1` enables your function app to scale across stamps when you have your storage account restricted to a virtual network. You should enable this setting when restricting your storage account to a virtual network. Only required when using `WEBSITE_CONTENTSHARE` and `WEBSITE_CONTENTAZUREFILECONNECTIONSTRING`. To learn more, see [Restrict your storage account to a virtual network](configure-networking-how-to.md#restrict-your-storage-account-to-a-virtual-network).
 
 |Key|Sample value|
 |---|------------|
 |WEBSITE_CONTENTOVERVNET|`1`|
 
-This app setting is required on the [Elastic Premium](functions-premium-plan.md) and [Dedicated (App Service) plans](dedicated-plan.md) (Standard and higher). Not supported when running on a [Consumption plan](consumption-plan.md).
+This app setting is required for cross-stamp scaling on the [Elastic Premium](functions-premium-plan.md) and [Dedicated (App Service) plans](dedicated-plan.md) (Standard and higher) when the storage account is VNet-restricted. Without this setting, the function app can only scale within a single stamp (approximately 1-20 instances). Not supported when running on a [Consumption plan](consumption-plan.md).
 
 [!INCLUDE [functions-content-over-vnet-shared-storage-note](../../includes/functions-content-over-vnet-shared-storage-note.md)]
 
@@ -932,7 +932,7 @@ When running locally, you instead use the [`FUNCTIONS_WORKER_RUNTIME_VERSION`](f
 
 ## vnetContentShareEnabled
 
-Apps running in a Premium plan use a file share to store content. The name of this content share is stored in the [`WEBSITE_CONTENTSHARE`](#website_contentshare) app setting and its connection string is stored in [`WEBSITE_CONTENTAZUREFILECONNECTIONSTRING`](#website_contentazurefileconnectionstring). To route traffic between your function app and content share through a virtual network, you must also set `vnetContentShareEnabled` to `true`. Enabling this site property is a requirement when [restricting your storage account to a virtual network](configure-networking-how-to.md#restrict-your-storage-account-to-a-virtual-network) in the Elastic Premium and Dedicated hosting plans.
+Apps running in a Premium plan use a file share to store content. The name of this content share is stored in the [`WEBSITE_CONTENTSHARE`](#website_contentshare) app setting and its connection string is stored in [`WEBSITE_CONTENTAZUREFILECONNECTIONSTRING`](#website_contentazurefileconnectionstring). To route traffic between your function app and content share through a virtual network, you must also set `vnetContentShareEnabled` to `true`. Enabling this site property is required for cross-stamp scaling when [restricting your storage account to a virtual network](configure-networking-how-to.md#restrict-your-storage-account-to-a-virtual-network) in the Elastic Premium and Dedicated hosting plans. Without this setting, the function app can only scale within a single stamp (approximately 1-20 instances).
 
 [!INCLUDE [functions-content-over-vnet-shared-storage-note](../../includes/functions-content-over-vnet-shared-storage-note.md)]