Backup and Disaster Recovery Center (BDRC) provides data protection scoring for the Apsara File Storage NAS resources within your Alibaba Cloud account. This helps you understand the overall data protection status of cloud resources. This topic describes the check items that BDRC uses to assess data protection for Apsara File Storage NAS resources and provides guidance on how to fix related issues. You can better protect and manage the data in Apsara File Storage NAS resources based on this topic.
Check items
Check item | Content | Result | Description |
NAS recycle bin | Checks whether the recycle bin feature is enabled for your NAS file system. |
| If you delete files from a General-purpose NAS file system by mistake, you can restore the files and the metadata of the files from the recycle bin. The metadata includes the user ID (UID), group ID (GID), and access control list (ACL). |
NAS backup | Checks whether the NAS backup feature of Cloud Backup is enabled for your NAS file system. |
| Cloud Backup is a fully-managed online backup service that allows you to back up data to the cloud in a convenient, efficient, and secure manner. You can use Cloud Backup to protect important data in your NAS file system. |
Cross-region replication of NAS backup vaults | Checks whether the cross-region backup feature is enabled for NAS backup vaults of Cloud Backup. |
| If you use Cloud Backup to protect important data in your NAS file system, you can configure cross-region replication for NAS backup vaults to achieve geo-redundancy. |
Description of check items and issue fixing guidance
NAS recycle bin
Description
Checks whether the recycle bin feature is enabled for your NAS file system.
Fix method
Log on to the Apsara File Storage NAS console. In the left-side navigation pane, choose File System > File System List. In the top navigation bar, select the region where the file system with vulnerabilities is deployed. On the File System List page, click the ID of the file system. On the file system details page, click the Recycle Bin tab and click Enable Recycle Bin. In the Enable Recycle Bin dialog box, specify the number of days during which files are retained. Click OK.
You are not charged for enabling the recycle bin feature. However, you are charged for the storage space occupied by files that are temporarily stored in the recycle bin. The storage fees are calculated based on the storage type of the files before the files are deleted. To reduce storage costs, we recommend that you specify an appropriate retention period for files. For more information about billing, see Recycle bin, Billing of General-purpose NAS file systems, and Billing of the IA storage class.
NAS backup
Description
Checks whether the NAS backup feature of Cloud Backup is enabled for your NAS file system.
Fix method
Log on to the Cloud Backup console. In the left-side navigation pane, choose Backup > NAS Backup. On the NAS Backup page, click Create Backup Plan. In the Create Backup Plan panel, configure the backup settings as prompted.
Cloud Backup cannot back up files in a NAS file system for which the SMB ACL feature is enabled.
Before you can use NAS backup of Cloud Backup, you must activate Cloud Backup. If you use NAS backup, Cloud Backup charges you the storage fee. For more information, see Back up files from an Apsara File Storage NAS file system and Billing methods and billable items.
Cross-region replication of NAS backup vaults
Description
Checks whether the cross-region backup feature is enabled for NAS backup vaults of Cloud Backup.
Fix method
Log on to the Cloud Backup console. In the left-side navigation pane, click Storage Vaults. On the Storage Vaults page, find the backup vault that you want to manage and click Cross-Region Backup in the Actions column. In the Create Mirror Vault panel, select the region to which data is to be backed up for Region and configure other parameters to complete the cross-region backup configuration.
Before you can use the cross-region backup feature of Cloud Backup, you must activate Cloud Backup. You are charged for the traffic generated when you copy backup data from the backup vault to the mirror vault. For more information, see Billing methods and billable items.
The cross-region backup feature does not support archive vaults or backup vaults for which Key Management Service (KMS)-based encryption is enabled. For more information, see Back up data across regions.