Copying data from a first cluster to a second cluster to reassign storage areas from the first cluster to the second cluster
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United States of America Patent
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Jul 20, 2010
Grant Date -
Oct 9, 2008
app pub date -
Apr 3, 2007
filing date -
Apr 3, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
Provided are a method, system, and article of manufacture for copying data from a first cluster to a second cluster to reassign storage areas from the first cluster to the second cluster. An operation is initiated to reassign storage areas from a first cluster to a second cluster, wherein the first cluster includes a first cache and a first storage unit and the second cluster includes a second cache and a second storage unit. Data in the first cache for the storage areas to reassign to the second cluster is copied to the second cache. Data in the first storage unit for storage areas remaining assigned to the first cluster is copied to the second storage unit.
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