Data recovery method based on snapshots, device and storage medium
US11429488B2 · kind B2 · utility
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12References
19Claims
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Key dates
| Filing date | Jul 2, 2018 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Apr 28, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/84
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A data recovery method and apparatus are provided. The method retrieving metadata according to a request for data recovery, where the metadata corresponds to a snapshot. A snapshot type of the snapshot is determined according to the metadata, and data recovery is performed according to the snapshot type, to generate recovered data. A false snapshot of the recovered data is generated, and metadata corresponding to the false snapshot is stored.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.