System and method of using stripes for recovering data in a flash storage system
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United States of America Patent
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Jun 28, 2016
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app pub date -
Jun 25, 2012
filing date -
Jul 29, 2009
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Abstract
A data storage method, comprising, receiving host data to be written to a plurality of flash storage devices, allocating the host data to one or more data units of a plurality of data units, allocating pad data to one or more data units of the plurality of data units that have not been filled with host data and generating redundant data in a redundant data unit based on the plurality of data units. The method further comprises steps for writing the plurality of data units and the redundant data unit to a stripe across the plurality of flash storage devices, wherein each of the plurality of data units and the redundant data unit is written in the respective flash storage devices at a common physical address.
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