Disk array device and method for controlling disk array device
US9075728B2 · kind B2 · utility
1Cited by
6References
1Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 21, 2011 |
| Grant date | Jul 7, 2015 |
| Priority date | — |
| Expiry date | Sep 19, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/261
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A disk array device includes, a cache memory, a plurality of types of disk drives of which data transfer capacity are different, redundant transmission paths that are data transfer paths between the cache memory and the disk drives, and a controller to divide the disk drives into two groups based on the data transfer capacity and allocate each of the two groups to each of the redundant transmission paths when the disk drives have three types.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.