Backing up DCS Instances Manually

Notes and Constraints

• The total number of automatic and manual backups of a DCS instance is within 24 by default. If necessary, contact customer service to temporarily adjust the limit.
• When the limit is exceeded, new manual backups cannot be created. To continue, delete some old ones.
• Deleting an instance removes its backups. To restore them, download and save them in advance.
• Exercise caution when deleting all backup files.
• Available for master/standby, cluster, and read/write splitting DCS instances that are in the Running state.

Backing up DCS Instances Manually

1. Log in to the DCS console.
2. Click in the upper left corner of the console and select the region where your instance is located.
3. In the navigation pane, choose Cache Manager.

   DCS instances can be filtered on the Cache Manager page. Currently, you can search instances by name, specification, ID, IP address, AZ, status, instance type, cache engine, and many other attributes.

4. On the left of a DCS instance, click its name to go to the instance overview page.
5. Choose Backups & Restorations.
6. Click Create Backup.
7. Select RDB or AOF for the backup file format.

   If you select AOF, data will be backed up on the standby node first. The standby node's AOF will be rewritten.

8. In the Create Backup dialog box, click OK.
   • Information in the Description text box cannot exceed 128 characters.
   • Instance backup takes 10 to 15 minutes. The data added or modified during the backup process will not be backed up.

Related Document

To back up a specific instance by calling an API, see Backing Up a DCS Instance