Mapping logical blocks of a logical storage extent to a replacement storage device
US10705971B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 17, 2018 |
| Grant date | Jul 7, 2020 |
| Priority date | — |
| Expiry date | Oct 2, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/7201
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present disclosure relate to a method, a device and a computer readable medium for managing a storage system. The method can determine a mapping between a logical storage extent and a plurality of storage devices in a storage pool without storing a table of the mapping. Further, the method can record a new mapping after a storage devices fails and restore the original mapping after the failed storage device is replaced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.