Bluearc UK Limited

Brett A Penny

Geoffrey S Barrall

Neil A Clarkson

A network-attached system, device, and method supports multiple storage tiers. Data may be migrated between storage tiers, for example, based on a data migration policy. A plurality of dedicated storage devices that provide a plurality of storage tiers having different characteristics are managed using a disk control protocol and data is migrated between storage tiers based on predetermined storage criteria.

Network-attached storage system, device, and method with multiple storage tiers

A network-attached system, device, and method supports storage devices having a plurality of storage device types, such as Fibre Channel storage devices, ATA storage devices, serial attached SCSI storage devices, serial ATA storage devices, and solid stage storage devices. Each storage device having a different storage device type is associated with a set of management rules. The management rules may includes rules for such things as identifying the dedicated storage device, configuring the dedicated storage device, sending disk protocol messages to the dedicated storage device, handling disk protocol message received from the dedicated storage device, and handling error and exception conditions.

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Milpitas, CA, United States of America

Brett A Penny