Method and system for performing periodic replication using...

Details Method and system for performing periodic replication using... Method and system for performing periodic replication using...

2007-03-13

2007-03-13

Sough, Hyung (Department: 2188)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

Reexamination Certificate

active

10655264

ABSTRACT:
Disclosed is a method and system for performing periodic replication using a log and a change map. According to one embodiment, a first region and a second region of a primary data volume are identified and a plurality of write operations to the primary data volume are tracked by tracking write operations to the first region utilizing a storage replication log and tracking write operations to the second region utilizing a storage replication change map. Thereafter, data associated with the plurality of write operations is replicated from the primary data volume to a secondary data volume utilizing at least one of the storage replication log and the storage replication change map.

REFERENCES:
patent: 6088706 (2000-07-01), Hild
patent: 6647474 (2003-11-01), Yanai et al.

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