Disk array device and disk array device control method
US9164838B2 · kind B2 · utility
1Cited by
1References
5Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 25, 2012 |
| Grant date | Oct 20, 2015 |
| Priority date | — |
| Expiry date | Feb 26, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2211/1073
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A disk array device includes hard disks from which RAID groups are configured. Therein, a volume setting unit sets one or more used areas. A data check control unit determines, on the basis of the state into which the used areas have been set, which areas in the RAID groups are subject to a diagnosis. A data check execution unit that executes a cyclical diagnosis on the areas determined, by the data check control unit, to be those subject to a diagnosis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.