Data arrangement method and data management system for improving performance using a logical storage volume
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United States of America Patent
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Mar 29, 2016
Grant Date -
Jun 14, 2012
app pub date -
Aug 10, 2010
filing date -
Nov 30, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
According to this invention, a data arrangement method, the computer connected to a storage system which provides a plurality of logical storage devices comprising a plurality of physical storage devices arranges data in a logical storage volume constructed by integrating the plurality of logical storage devices. The method includes: a step wherein the computer receives an instruction to build the logical storage volume using the plurality of logical storage devices or to rebuild the constructed logical storage volume; a step wherein the computer obtains information about the plurality of physical storage devices constituting each of the plurality of logical storage devices included in the received instruction; and a step wherein the arrangement position of data into the logical storage volume is determined on the basis of the obtained information about the plurality of physical storage devices.
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