Azure's premium storage option combining zone redundancy in the primary region with geo-replication to a secondary region. Offers the highest durability and availability by protecting against both data center and regional failures.
Azure GZRS is used for mission-critical data requiring maximum protection, surviving data center failures via ZRS and regional disasters via geo-replication.
These services provide data redundancy across multiple geographic locations to ensure high availability and durability, similar to Azure's GZRS.