SYSTEM AND METHOD FOR MANAGING VIRTUAL HARD DISKS IN CLOUD ENVIRONMENTS
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United States of America Patent
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N/A
Issued Date -
Aug 22, 2013
app pub date -
Feb 22, 2012
filing date -
Feb 22, 2012
priority date (Note) -
Abandoned
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Abstract
A system, method, and computer-readable storage medium for managing virtual hard disks in a cloud computing/storage environment are provided. The method includes associating, using a virtual hard disk (VHD) management system of a server device, a plurality of data blocks of a virtual hard disk stored at a cloud vendor to a corresponding plurality of cloud objects. A plurality of cloud object identifiers associated with the plurality of cloud objects in a first cloud allocation table are stored. Changes to one or more data blocks are determined. Corresponding new cloud allocation tables for every data block in the plurality of data blocks that has changed are formed, the new cloud allocation tables having corresponding new cloud object identifiers. The first and the new cloud allocation tables are downloaded and merged to form an updated cloud allocation table. The updated cloud allocation table is uploaded to the cloud vendor.
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