Managing Automated Backups
GeminiDB Influx creates automated backups to ensure data reliability. If a database or table is deleted, maliciously or accidentally, backups can help recover your data.
Billing
After you purchase an instance, GeminiDB Influx provides additional backup storage equal in size to the purchased storage, free of charge. For example, if you purchase an instance with 100 GB of storage, you will get an additional 100 GB of backup storage at no extra cost. If backup data stays within 100 GB, it is stored in OBS free of charge. If it exceeds 100 GB, you will be billed for the additional space at standard OBS rates. For details, see OBS Pricing Details.
Configuring an Automated Backup Policy
Automated backups are generated according to a backup policy and saved as packages in OBS buckets to ensure data confidentiality and durability. You are advised to regularly back up your database, in case it becomes faulty or damaged. Backing up data affects read and write performance, so set the automated backup time window to off-peak hours.
When you create an instance, automated backup is enabled by default.
- Retention Period: Automated backup files are saved for seven days by default. The retention period ranges from 1 to 3660 days. The latest full backup file in the system is retained until the retention period expires.
- Extending the retention period improves data reliability. You can extend the retention period as needed.
- If you shorten the retention period, the new backup policy takes effect for existing backups. Any automated backups (including full and incremental backups) that have expired will be automatically deleted. Manual backups will not be automatically deleted but you can delete them manually.
- If the retention period is shorter than seven days, the system automatically backs up data daily.
- The system checks existing automated backups and deletes any backups that exceed the specified retention period.
- Time Window: a random time segment within 24 hours, for example, 12:00–13:00. The backup time is in GMT format. If the DST or standard time is switched, the time window changes with the time zone.
If Retention Period is set to 2, full and incremental backups that have been stored for more than two days will be automatically deleted. For instance, a backup generated on Monday will be deleted on Wednesday; or a backup generated on Tuesday will be deleted on Thursday.
Policy for automatically deleting full backups:
Expired backups will be automatically deleted.
- Backup Cycle: All options are selected by default.
- All: Each day of the week is selected. The system automatically backs up data every day.
- You can select one or more days in a week. The system automatically backs up data on the specified days.
A full backup starts within one hour of the time you specify. How long a backup takes depends on the amount of data.
- Incremental Backup Interval: Incremental backups are generated every 15 minutes. The incremental backup interval can be set to 5 minutes, 10 minutes, or 15 minutes.
- After an instance is created, you can set an automated backup policy. The system will back up data based on the automated backup policy.
- If Automated Backup is disabled, any automated backups in progress stop immediately.
Managing Automated Backups
- Log in to the GeminiDB console.
- On the Instances page, click the target instance name to go to the Basic Information page.
- Choose Backups & Restorations in the navigation pane, and click Modify Backup Policy. In the displayed dialog box, set the backup policy. Click OK.
For details about how to set a backup policy, see Configuring an Automated Backup Policy.
Figure 2 Modifying the backup policy
- Check or manage the generated backups on the Backups or Backups & Restorations page.
- Log in to the GeminiDB console.
- On the Instances page, click the target instance name to go to the Basic Information page.
- Choose Backups & Restorations in the navigation pane, and click Modify Backup Policy.
- In the displayed dialog box, click
to disable Automated Backup and click OK. Figure 3 Disabling backup policies
When disabling Automated Backup, you can decide whether to delete automated backups:- If you select Delete automated backups, all backup files within the retention period will be deleted. There are no automated backups displayed until you enable automated backup again.
- If you do not select Delete automated backups, backup files within the retention period will be retained, but you can still manually delete them later if needed. For details, see Deleting an Automated Backup.
If Automated Backup is disabled, any automated backups in progress stop immediately.
If automated backup is disabled, you can delete stored automated backups to free up storage space.
If automated backup is enabled, the system will delete automated backups when they expire. You cannot delete them manually.
To delete an automated backup, disable the automated backup policy first. For details, see Disabling Automated Backup.
Deleted backups cannot be restored.
- Log in to the GeminiDB console.
- Method 1:
On the Instances page, click the target instance name to go to the Basic Information page.
In the navigation pane, choose Backups & Restorations, locate the backup you want to delete, and click Delete in the Operation column.
Method 2:
On the Backups page, locate the backup you want to delete and click Delete in the Operation column.
- In the Delete Backup dialog box, confirm the backup details and click Yes.
Helpful Links
Related APIs
| API | Description |
|---|---|
| Configures an automated backup policy. |
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