Fast rebuild using layered RAID
US10423506B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2015 |
| Grant date | Sep 24, 2019 |
| Priority date | — |
| Expiry date | Jun 30, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/2094
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A System, Computer program product, and computer-executable method of rebuilding a failed data storage device within a storage architecture including a plurality of protection domains including two or more data storage devices, wherein a RAID protection is generated over volumes provided from the plurality of protection domains, the System, Computer program product, and computer-executable method including receiving a notification of a failed data storage device of the data storage devices within a first protection domain of the plurality of protection domains and rebuilding the failed data storage device using reserved data storage within a first data storage device within the first protection domain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.