The High Performance Storage System (HPSS) provides scalable parallel storage systems for highly parallel computers as well as traditional supercomputers and workstation clusters. Concentrating on meeting the high end of storage system and data management requirements, HPSS is scalable and designed for large storage capacities, and to use network-connected storage devices to transfer data at rates up to multiple gigabytes per second. Listed below are the user interfaces for accessing data from HPSS.