Method and apparatus for transactional fault tolerance in a...

Error detection/correction and fault detection/recovery – Data processing system error or fault handling – Reliability and availability

Reexamination Certificate

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C714S013000

Reexamination Certificate

active

07610510

ABSTRACT:
Method and apparatus for transactional fault tolerance in a client-server system is described. In one example, output data generated by execution of a service on a primary server during a current epoch between a first checkpoint and a second checkpoint is buffered. A copy of an execution context of the primary server is established on a secondary server in response to the second checkpoint. The output data as buffered is released from the primary server in response to establishment of the copy of the execution context on the secondary server.

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Gengbin Zheng et al., “FTC-Charm++: An In-Memory Checkpoint-Based Fault Tolerant Runtime for Charm++ and MPI,” 2004 IEEE International Conference on Cluster Computing, New York: IEEE, 2004, pp. 93-103, ISSN 1552-5244.

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