发明名称 |
Quad-state power-saving virtual storage controller |
摘要 |
A method, system and computer program product for reducing the collective power consumption of a plurality of storage devices including a plurality of associated storage volumes is provided. The storage volumes are grouped by a last access time according to a plurality of ranks. The plurality of ranks corresponds to a level of power consumption based on device activity. A volume of the plurality of storage volumes is moved between the plurality of ranks according to an access pattern of the volume.
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申请公布号 |
US8037332(B2) |
申请公布日期 |
2011.10.11 |
申请号 |
US20080112860 |
申请日期 |
2008.04.30 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
HAUSTEIN NILS;KLEIN CRAIG ANTHONY;TROPPENS ULF;WINARSKI DANIEL JAMES;WOLAFKA RAINER |
分类号 |
G06F1/32;G06F1/00;G06F12/00 |
主分类号 |
G06F1/32 |
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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