Marking local regions and providing a snapshot thereof for asynchronous mirroring
US9727626B2 · kind B2 · utility
1Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2015 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Jul 15, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/84
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Methods, apparatus and computer program products implement embodiments of the present invention that include conveying first data from local regions of a local volume of a local storage system to a remote storage system having a remote volume with remote regions in a one-to-one correspondence with the local regions. While conveying the first data, a request is received to update a given local region, and the given local region is marked.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.