GPFS / Spectrum Scale based SDS (Software Defined Storage) = ESS
(Elastic Storage Server) now officially supported by SAP for HANA on POWER!

Pls see SAP Note 2055470 under “Storage and Filesystems for HANA Data and Log areas”: with the following entry “gpfs is supported only with external storage systems attached via NAS”

This is a very flexible, scalible and future oriented storage solution, usable for HANA but also for other workloads!