发明名称 |
METHOD FOR DATA TIERING AND COMPUTER SYSTEM USING THE SAME |
摘要 |
<p>When a method for relocating data to a preferable storage area based on access frequency is applied to virtual machines, it takes a long time for determining volumes that are not accessed, and the access performance is deteriorated. The present invention provides a system and method in which a utilization status of a virtual machine is checked by the storage system, and pages used by virtual machines not being utilized are relocated promptly to lower tiers and pages used by virtual machines being utilized are relocated promptly to higher tiers, according to which the performance of the system is improved.</p> |
申请公布号 |
WO2013057751(A1) |
申请公布日期 |
2013.04.25 |
申请号 |
WO2011JP05806 |
申请日期 |
2011.10.18 |
申请人 |
HITACHI, LTD.;SATOYAMA, AI;EGUCHI, YOSHIAKI |
发明人 |
SATOYAMA, AI;EGUCHI, YOSHIAKI |
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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