专利名称：Hierarchical storage apparatus and method
for managing storage medium thereof
发明人：Koutarou Sasage,Akira Satou申请号：US11520737申请日：20060914
公开号：US20080019226A1公开日：20080124
专利附图：
摘要：A hierarchical storage apparatus includes primary hierarchical storageconnected to a host and storing information, a secondary hierarchical storage storinginformation, a hierarchical control unit controlling the primary hierarchical storage and
the secondary hierarchical storage, and a management table for managing informationon a logical volume as a recording space on the hierarchical storage apparatus. When astorage medium of the secondary hierarchical storage is replaced with a storage mediumin an identical or different secondary hierarchical storage, the hierarchical control unitrecords identification information of a replacing storage medium of the secondaryhierarchical storage on the management table.
申请人：Koutarou Sasage,Akira Satou
地址：Kawasaki JP,Kawasaki JP
国籍：JP,JP
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