Journal based replication with enhance failover
US8726066B1 · kind B1 · utility
100Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2011 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Apr 28, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/855
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method, system, and computer product for data replication comprising enabling a second site to receive I/O from a first site; wherein the second site stores the I/O in a journal until transferring the I/O to an image, regulating, at the first site, an application by delaying acknowledgements of I/O requests from the application, and controlling the size of a do stream in the journal by slowing a response of a splitter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.