WRITE CONTROL SYSTEM
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United States of America Patent
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N/A
Issued Date -
Jul 12, 2012
app pub date -
Nov 15, 2011
filing date -
Nov 17, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
Embodiments disclosed herein provide systems and methods for writing a plurality of data blocks to from a primary source volume to a primary target volume. In a particular embodiment, a method provides receiving an instruction to write a plurality of data blocks from a primary source volume to a primary target volume and identifying in the data blocks occurrences of allocated data blocks and unallocated data blocks. The method further provides writing the allocated data blocks to the primary target volume and preventing writing of at least a portion of the unallocated data blocks to the primary target volume.
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