Method and apparatus for data migration

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United States of America Patent

PATENT NO 9344525
APP PUB NO 20150149605A1
SERIAL NO

14089370

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Abstract

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A system and method of managing the storage of data in a data system when data is to be migrated between a first data system and a second data system is disclosed. A plurality of storage processors is disposed in the communications paths between clients and the first and the second data systems. A chunk of data to be migrated from the first data system to the second data system is represented by a bit map identifying the data that has been transferred, and the bit maps of each of a group of storage processors of the plurality of storage processors performing the migration is maintained coherent across the storage processors. The migration process permits read and write access to the data during the migration process.

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Patent Owner(s)

  • VIOLIN SYSTEMS LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
de, la Iglesia Erik San Jose, US 69 3714

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