Data disaster recovery method and site
US11947429B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Mar 25, 2021 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | Jul 2, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/84
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A data disaster recovery method performed by a disaster recovery site includes: selecting a first backup copy when taking over a service of a production site; receiving service data through a virtual machine; obtaining changed block tracking CBT) information based on a CBT technology and the received service data, where the CBT information includes incremental information generated after the disaster recovery site receives the first backup copy; and sending, by the disaster recovery site, a first message to the production site, where the first message includes the CBT information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.