Storage system and storage migration method
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United States of America Patent
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Mar 19, 2013
Grant Date -
Jul 24, 2008
app pub date -
Jan 7, 2008
filing date -
Jan 19, 2007
priority date (Note) -
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Abstract
A storage system and storage migration method where migration may be carried out to an access destination of a host apparatus without stopping the exchange of data between the host apparatus and the storage apparatus. This system is provided with a host apparatus inputting and outputting requests for data, a migration source storage apparatus having logical unit(s) correlated to storage regions of physical devices for storing the data, a migration destination storage apparatus having logical unit(s). The system also has an editing unit for editing configuration control information relating to the logical unit(s) for the migration source so as to match with settings for the migration destination storage apparatus, an importing unit for importing edited configuration control information to the migration destination storage apparatus, and a mapping unit for mapping the logical unit(s) of the migration source to the logical unit(s) of the migration destination.
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