METHOD AND APPARATUS FOR DEDUPLICATION OF REPLICATED FILE
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United States of America Patent
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Issued Date -
Oct 2, 2014
app pub date -
Jun 26, 2013
filing date -
Mar 27, 2013
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A replicated file deduplication apparatus generates a hash key of a requested data block, determines whether the same data block as the requested data block exists in data blocks of a replicated image file that is derived from the same golden image file as the requested data block using the hash key of the requested data block, and records, if the same data block as the requested data block exists, information of a chunk in which the same data block as the requested data block is stored at a layout of the requested data block.
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