RAID failure prevention
US9766980B1 · kind B1 · utility
13Cited by
1References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2013 |
| Grant date | Sep 19, 2017 |
| Priority date | — |
| Expiry date | Dec 5, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/1076
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Individual storage devices of a RAID group are monitored for faults. A health indicator for each storage device is calculated based on fault growth rate. Non-failed storage device are swapped out based on the health indicator. Techniques for monitoring the storage devices include background media scans and growth list polling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.