Synchronized failover for active-passive applications
US8756455B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 17, 2011 |
| Grant date | Jun 17, 2014 |
| Priority date | — |
| Expiry date | Jun 5, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2201/865
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The present invention extends to methods, systems, and computer program products for synchronized active-passive application failover. A data connection to a single data source can be used as a synchronizations point. Interoperating instance side and data source side algorithms coordinate to transition a passive instance to an active instance within a specified period of time when a prior active instance fails. An active-passive controller can operate as an active-active module within an active-active environment to provide active-passive failover to active-passive modules. Application virtual names can be mapped to application instance electronic addresses to assist external modules in establishing application connections to active-passive applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.