This section describes how to quickly create a cloud disk backup.
If the disk to be backed up is encrypted, the backup will also be automatically encrypted. The encryption attribute of backups cannot be changed.
Backing up a disk does not impact the disk performance.
The backup service experiences peak usage from 22:00 to 08:00, during which delays may occur. To ensure optimal performance, it is recommended that you evaluate your service types and stagger backups across discrete time periods.
A disk can be backed up only when its status is Available or In-use. If you have performed operations such as expanding, attaching, detaching, or deleting a disk, refresh the page first to ensure that the operation is complete and then determine whether to back up the disk.
and select a region.
and choose Storage > Cloud Backup and Recovery.Figure 1 Selecting the disk to be backed up

Figure 2 Perform Backup

CBR will identify whether the selected disk is encrypted. If it is encrypted, the backups will be automatically encrypted.
Parameter | Description | Remarks |
|---|---|---|
Name | Name of the backup you are creating. The name can contain 1 to 64 characters. Only letters, digits, underscores (_), and hyphens (-) are allowed. NOTE: You can also use the default name manualbk_xxxx. If multiple disks are to be backed up, the system automatically adds suffixes to their backup names, for example, backup-0001 and backup-0002. | manualbk_d819 |
Description | Description of the backup. It cannot exceed 255 characters. | -- |
Figure 3 Full Backup

On the Backups tab, if the status of the backup is Available, the backup task is successful.
After the backup is complete, you can use the backup to restore disk data. For details, see Restoring from a Cloud Disk Backup.