Storage network data replicator
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United States of America Patent
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Mar 4, 2008
Grant Date -
Jan 16, 2003
app pub date -
Nov 19, 2001
filing date -
Jul 13, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A method and apparatus for performing remote data replication. The method and apparatus can detect an interruption in the remote data replication process and begin local logging of all local data writes that occur while the remote data replication process is unavailable. The method and apparatus can perform remote data replication across multiple remote storage devices or the method and apparatus can replicate a data structure from a first storage device to multiple locations on one or more remote storage devices. In addition, the method and apparatus can halt the remote data replication and copy data from the local storage device to the remote storage device to ensure data uniformity on all storage devices.
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