Storage QoS: where HP 3PAR StoreServ beats the competition

Post by Matthew Morrissey (thank you)

QoS defined: with an eye to controlling service metrics requirements

Quality of Service (QoS) is an essential component in delivering modern, highly scalable, multi-tenant storage architectures. The use of QoS moves advanced storage systems away from the legacy approach of delivering I/O requests with “best effort” in mind. It tackles the problems of the “noisy neighbor,” delivering predictable tiered service levels and managing “burst I/O” irrespective of other users of a shared system.

Read on here

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