A lot of elements take part in a good backup strategy. Two of them are: Where to store your backups  Never on the same server. Preferable not in the same datacenter. Ideally far enough so you can restore in case of a natural disaster (region flood, extended local power outage, etc&). Retention period  [&]

https://www.percona.com/blog/2020/12/28/percona-xtrabackup-introducing-support-for-storage-class-in-xbcloud/