Merge pull request #210892 from veyalla/eh-expected-check-error

document expected edgeHub check error on a new install

Author: prmerger-automator[bot]

articles/iot-edge/how-to-provision-single-device-linux-symmetric.md

@@ -175,6 +175,15 @@ Use the `check` tool to verify configuration and connection status of the device
 >[!TIP]
 >Always use `sudo` to run the check tool, even after your permissions are updated. The tool needs elevated privileges to access the config file to verify configuration status.
 
+>[!NOTE]
+>On a newly provisioned device, you may see an error related to IoT Edge Hub:
+>```
+>× production readiness: Edge Hub's storage directory is persisted on the host filesystem - Error
+>
+>    Could not check current state of edgeHub container
+>```
+>This error is expected on a fresh install, and will go away when IoT Edge Hub module is started as a result of setting a deployment for the device.
+
 View all the modules running on your IoT Edge device. When the service starts for the first time, you should only see the **edgeAgent** module running. The edgeAgent module runs by default and helps to install and start any additional modules that you deploy to your device.
 
    ```bash