Disaster recovery in a distributed file system
US11204843B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 18, 2019 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Mar 12, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/84
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A snapshot is received at the MDS from a backup storage location at a point-in-time subsequent to taking the snapshot, wherein the MDS comprises a map identifying an object store location for a plurality of data objects and a queue identifying individuals of the plurality of data objects that only reside on the transient object store. Individuals of the plurality of data objects identified in the queue are located on the distributed file system. The map is updated to identify the object store location for the individuals of the plurality of data objects identified in the queue.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.