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User Guide (Kuala Lumpur Region)/
Service Overview/
Constraints
Updated on 2022-08-16 GMT+08:00
Constraints
General
- A vault can be associated with only one backup policy.
- A vault can be associated with a maximum of 256 resources.
- A maximum of 32 backup policies can be created.
- Only the backups in a vault whose status is Available or Locked can be used for data restoration.
- Backups in a vault whose status is Deleting cannot be deleted.
- Backups cannot be downloaded to a local PC or uploaded to OBS.
- A vault and its associated servers or disks must be in the same region.
Cloud Disk Backup
- Only disks in the Available or In-use state can be backed up.
- A new disk must be at least as large as the backup's source disk.
Cloud Server Backup
- Shared disks on a server can be backed up, but there can be no more than 10 shared disks.
- Only backups in a vault whose status is Available or Locked can be used to create images.
- You can choose to back up only specified disks on a server, but such a backup of disks must be restored as a whole. File- or directory-level restoration is not supported.
- Images cannot be created using backups if the amount of resources associated with a server backup vault exceeds the quota.
- Only ECS backups can be used to create images.
- You are advised not to back up a server whose disk size exceeds 4 TB.
SFS Turbo Backup
- Only file systems in the Available state can be backed up.
Parent topic: Service Overview
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