Use Snapshot

You can create, delete, or restore snapshots of a created Block Storage using snapshots. You can perform these actions on the Block Storage Details page and the Snapshot List page.

Creating a Snapshot

You can create a snapshot of the current point in time. To create a snapshot, follow these steps.

1. Click the All Services > Compute > Virtual Server menu. Navigate to the Service Home page of Virtual Server.
2. Click the Block Storage menu. Go to the Block Storage List page.
3. On the Block Storage List page, click the resource for which you want to create a snapshot. You will be taken to the Block Storage Details page.
4. Click the Create Snapshot button. The Create Snapshot popup window opens.
5. Enter the Snapshot name and description, then click the Confirm button. This creates a snapshot of the current point in time.
6. Click the Snapshot List button. You will be taken to the Block Storage Snapshot List page.
7. Check the generated snapshot.

Edit Snapshot

You can edit snapshot information. To modify the snapshot name or description, follow these steps.

1. Click the All Services > Compute > Virtual Server menu. Go to the Service Home page of Virtual Server.
2. Click the Block Storage menu. Navigate to the Block Storage List page.
3. Block Storage List page, click the resource to edit the snapshot information. You will be taken to the Block Storage Details page.
4. Click the Snapshot List button. You will be taken to the Block Storage Snapshot List page.
5. After confirming the snapshot to edit, click the More button.
6. Click the Edit button. The Snapshot Edit popup window opens.
7. Enter the Snapshot name or Description, and click the Confirm button.

Recover snapshot

Block Storage volumes can be restored to the latest snapshot while in the Available state. To restore a snapshot, follow the steps below.

1. Click the All Services > Compute > Virtual Server menu. Navigate to the Service Home page of Virtual Server.
2. Click the Block Storage menu. Go to the Block Storage List page.
3. On the Block Storage List page, click the resource to restore from a snapshot. You will be taken to the Block Storage Details page.
4. If there are servers added in the Connected Server item, connect to the server and perform the disconnect operations (Umount, Disk Offline).
   • For detailed information about disconnecting the server, see Disconnecting the Server.
5. On the Block Storage Details page, click the Disconnect button in the Connected Server item to remove the server. The connected server will be removed.
   • For detailed information on disconnecting the connection server, refer to Modify Connection Server.
6. Click the Snapshot List button. You will be taken to the Block Storage Snapshot List page.
7. Check the latest snapshot in the Available state. The volume will be restored from that snapshot.
8. Click the Snapshot Recovery button. The Snapshot Recovery popup window opens.
9. After verifying the Snapshot name and Creation timestamp, click the Confirm button.
   • When recovery starts, the status becomes Reverting, and when it completes, it becomes Available.
10. Detailed Information page button, click it. It navigates to the Block Storage Detailed Page.
11. Click the Add button of the Connection Server. Reconnect the Virtual Server.
    • For detailed information about adding a connection server, refer to Edit Connection Server.
12. After connecting to the added server, perform the connection tasks (Mount, Disk Online) according to the operating system.
    • For detailed information about server connection, please refer to Connect to Server.

Create a snapshot recovery volume

You can create a volume using a snapshot. To create a snapshot recovery volume, follow these steps.

1. Click the All Services > Compute > Virtual Server menu. Go to the Service Home page of Virtual Server.
2. Click the Block Storage menu. Go to the Block Storage List page.
3. On the Block Storage List page, click the resource to create a snapshot recovery volume. You will be taken to the Block Storage Details page.
4. Click the Snapshot List button. You will be taken to the Block Storage Snapshot List page.
5. After checking the Snapshot Name, Description and Creation Time, click the More button of the snapshot you want to restore.
6. Click Create recovery volume. The Create snapshot recovery volume popup opens.
7. Click the Confirm button. Go to the Create Block Storage page.
8. On the Block Storage Creation page, enter the information required to create the service and select detailed options.
   • Enter the volume name and size. You can specify a size that is greater than or equal to the original volume.
   • The disk type is set to match the original and cannot be modified.

     Category	Required	Detailed description
     Volume name	Required	Volume name Enter up to 255 characters using English letters, numbers, spaces, and special characters (-, _)
     Disk type	Required	Select Disk Type SSD_Provisioned: SSD volume with configurable IOPS and Throughput SSD/HDD: Standard SSD/HDD volume SSD/HDD_KMS: Additional encrypted volume SSD/HDD_MultiAttach: Volume that can be attached to more than one server Cannot be modified after service creation SSD_Provisioned: SSD volume with configurable IOPS and Throughput When creating the service via snapshot recovery volume creation, it is set identical to the original and cannot be modified
     capacity	Selection	Capacity setting Can be created within 8~12,228 GB Enter the number of units provided in 8 GB increments Enter a capacity equal to or larger than the original when creating the service via snapshot recovery volume creation
     Max IOPS	Required	Enter the maximum IOPS value between 5,000 and 20,000 Can be configured only when Disk type is SSD_Provisioned
     Max Throughput	Required	Enter the maximum Throughput value between 250 and 1,000 Disk type can be set only when it is SSD_Provisioned
     Recovery snapshot name	Selection	Name of the recovery snapshot used when creating the volume Provide the recovery snapshot name when creating a service via snapshot recovery volume creation

     Table. Block Storage Service Information Input Items
9. Summary Check the detailed information and estimated billing amount generated in the panel, and click the Create button.
   • When creation is complete, check the created resource on the Block Storage List page.

Delete Snapshot

You can select a snapshot to delete. To delete a snapshot, follow these steps.

1. Click the All Services > Compute > Virtual Server menu. Navigate to the Service Home page of Virtual Server.
2. Click the Block Storage menu. You will be taken to the Block Storage list page.
3. On the Block Storage List page, click the resource to delete the snapshot. You will be taken to the Block Storage Details page.
4. Click the Snapshot List button. You will be taken to the Block Storage Snapshot List page.
5. After checking Snapshot Name, Description and Creation Time, click the More button of the snapshot you want to delete.
6. Click the Delete button. The snapshot will be removed from the Snapshot List page.