Swift backup driver The backup driver for Swift back-end performs a volume backup to a Swift object storage system. To enable the Swift backup driver, include the following option in the cinder.conf file: backup_driver=cinder.backup.driver.swift The following configuration options are available for the Swift back-end backup driver. This example shows the default options for the Swift back-end backup driver. backup_swift_url=http://localhost:8080/v1/AUTH backup_swift_auth=per_user backup_swift_user=<None> backup_swift_key=<None> backup_swift_container=volumebackups backup_swift_object_size=52428800 backup_swift_retry_attempts=3 backup_swift_retry_backoff=2 backup_compression_algorithm=zlib