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US 2012/0239975 A1Published application
Reducing Application Downtime During Failover
AssigneeInternational Business Machines Corporation
InventorsManohar R. Bodke, Ravikiran Moningi, Ravi A. Shankar, Ranganathan Vidya
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Abstract
Reducing application downtime during failover including identifying a critical line in the startup of an application, the critical line comprising the point in the startup of the application in which the application begins to use dependent resources; checkpointing the application at the critical line of startup; identifying a failure in the application; and restarting the application from the checkpointed application at the critical line.
Claims6
A method of reducing application downtime during failover, the method comprising:
- identifying a critical line in the startup of an application, the critical line comprising the point in the startup of the application in which the application begins to use dependent resources;
- checkpointing the application at the critical line of startup;
- identifying a failure in the application;
- and
- restarting the application from the checkpointed application at the critical line.
2 more elements
6-17. (canceled)
Dependencies are inferred from the claim text.