A customer recently asked if our Percona Distribution for PostgreSQL Operator supports the deployment of a standby cluster, which they need as part of their Disaster Recovery (DR) strategy. The answer is yes  as long as you are making use of an object storage system for backups, such as AWS S3 or GCP Cloud [&]

https://www.percona.com/blog/creating-a-standby-cluster-with-the-percona-distribution-for-postgresql-operator/