Merge pull request #207688 from andyzhangx/patch-54

Update azure-disk-csi.md

Author: PRMerger16

articles/aks/azure-disk-csi.md

@@ -284,12 +284,14 @@ test.txt
 ## Resize a persistent volume without downtime (Preview)
 
 > [!IMPORTANT]
-> Azure Disks CSI driver supports resizing PVCs without downtime.
+> Azure Disks CSI driver supports expanding PVCs without downtime (Preview).
 > Follow this [link][expand-an-azure-managed-disk] to register the disk online resize feature.
 > 
 > az feature register --namespace Microsoft.Compute --name LiveResize
-
-
+> 
+> az feature show --namespace Microsoft.Compute --name LiveResize
+>
+> Follow this [link][expand-pvc-with-downtime] to expand PVCs **with** downtime if you cannot try preview feature.
 
 You can request a larger volume for a PVC. Edit the PVC object, and specify a larger size. This change triggers the expansion of the underlying volume that backs the PV.
 
@@ -431,6 +433,7 @@ The output of the command resembles the following example:
 [managed-disk-pricing-performance]: https://azure.microsoft.com/pricing/details/managed-disks/
 [csi-driver-parameters]: https://github.com/kubernetes-sigs/azuredisk-csi-driver/blob/master/docs/driver-parameters.md
 [create-burstable-storage-class]: https://github.com/Azure-Samples/burstable-managed-csi-premium
+[expand-pvc-with-downtime]: https://github.com/kubernetes-sigs/azuredisk-csi-driver/blob/master/docs/known-issues/sizegrow.md
 
 <!-- LINKS - internal -->
 [azure-disk-volume]: azure-disk-volume.md