Deleting a Snapshot

Prerequisites

• You have created a snapshot. For details, see Creating a Snapshot.
• A snapshot in the Available or Error state can be deleted only when the snapshot does not have a linked clone volume.

Precautions

Once a snapshot is deleted, the snapshot data cannot be restored. Before performing this operation, ensure that the snapshot is no longer needed.

Procedure

1. Log in to the management console. For details, see Logging In to the Management Console.

2. Click and select the wanted region.

3. Use any of the following methods to display the snapshot list:
   • Method 1: Via the snapshot-residing DESS device
     1. Click and choose Dedicated Cloud > Dedicated Enterprise Storage to go to the DeC management console.
     2. In the row of the desired DESS device, click the number in the Number of Snapshots column to go to the Snapshots tab page.

        The snapshot tab page lists the snapshots of the DESS device.

   • Method 2: Via the snapshot-residing HyperMetro resource
     1. Click and choose Dedicated Cloud > Dedicated Enterprise Storage to go to the DeC management console.
     2. On the navigation pane on the left, choose Dedicated Enterprise Storage > HyperMetro to go to the HyperMetro resource list page.

        By default, HyperMetro resources in all statuses are listed.

     3. Use any of the following methods to display the snapshot list:
        • Method 1
          1. Click next to the resource name to view the HyperMetro resource details.
          2. In the row of the desired DESS device, click the number in the Number of Snapshots column to go to the Snapshots tab page.

             The snapshot tab page lists the snapshots of the HyperMetro resource.

        • Method 2
          1. In the row of the wanted HyperMetro resource, click the DESS device name in the Associated DESS Devices column to go to the device details page.
          2. In the row of the desired DESS device, click the number in the Number of Snapshots column to go to the Snapshots tab page.

             The snapshot tab page lists the snapshots of the DESS device.

   • Method 3: Via the snapshot list of all DESS devices
     1. Click and choose Storage > Dedicated Enterprise Storage Service to go to DESS Console.
     2. On the navigation pane on the left, choose Snapshots.

4. Search for a snapshot using either of the following methods:
   • Method 1: On the Snapshots page, set search parameters to query the desired snapshot.

     

   • Method 2: On the Disks tab page, click the desired disk name to go to the disk details page. Click the Snapshots tab and then search for the wanted snapshot.

     

5. In the row of the snapshot you want to delete, click Delete.

   

   

   Once a snapshot is deleted, its data cannot be restored. Exercise caution when performing this operation.

6. Understand the risks and click OK.

   A message is displayed indicating that the snapshots have been deleted successfully.