HPSS is software that manages PBs of data on disk & tape libraries. It provides flexible, scalable storage mgmt that keeps recently used data on disk and less recently used data on tape. HPSS uses cluster, LAN and/or SAN technology to aggregate the capacity & performance of computers, disks & tape drives into one virtual file system of great size & versatility, enabling it to meet great demands of storage capacity, file sizes, data rates & number of objects stored.

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