Network-attached storage system, device, and method with multiple storage tiers
US7509409B2 · kind B2 · utility
16Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2007 |
| Grant date | Mar 24, 2009 |
| Priority date | — |
| Expiry date | Jun 25, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.