Rebuilding a storage array
US9189311B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2014 |
| Grant date | Nov 17, 2015 |
| Priority date | — |
| Expiry date | May 9, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/1092
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a method and apparatus for rebuilding a storage array. The method comprises: replacing, in response to a failing storage device occurs in the storage array, the failing storage device with a first spare storage device; performing component rebuild by using other storage devices in the storage array than the first spare storage device, so as to restore within the first spare storage device data in the failing storage device; performing, in parallel with the component rebuild, smart rebuild by using a second spare storage device, so as to copy data in the failing storage device to the second spare storage device; replacing the first spare storage device with the second spare storage device in the storage array upon completion of the smart rebuild.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.