This API is used to back up a specified DCS instance.
Only master/standby and cluster DCS instances can be backed up and restored, while single-node instances cannot.
Request parameters
Example request
POST https://{dcs_endpoint}/v1.0/{project_id}/instances/{instance_id}/backups
{ "remark": "Backup instances" }
Response parameters
{ "backup_id": "548ceeff-2cbb-47ab-9a1c-7b085a8c08d7" }