发明名称 |
MAPPING LOCATIONS OF LOGICAL VOLUME RECORDS ON A PHYSICAL STACKED VOLUME |
摘要 |
A system, method and computer program product for accessing host data records stored in a virtual tape storage (VTS) system. The computer program product includes a computer readable storage medium having computer readable program code embodied therewith. The computer readable program code includes computer readable program code configured to receive a mount request to access at least one host data record in a VTS system; computer readable program code configured to determine a starting logical block ID (SLBID) corresponding to the at least one requested host data record; computer readable program code configured to determine a physical block ID (PBID) that corresponds to the SLBID; computer readable program code configured to access a physical block on a magnetic tape medium corresponding to the PBID; and computer readable program code configured to output at least the physical block without outputting an entire logical volume that the physical block is stored to.
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申请公布号 |
US2013290625(A1) |
申请公布日期 |
2013.10.31 |
申请号 |
US201313927312 |
申请日期 |
2013.06.26 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BISH THOMAS W.;PEAKE JONATHAN W. |
分类号 |
G06F3/06 |
主分类号 |
G06F3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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