发明名称 |
STORAGE APPARATUS AND A DATA MANAGEMENT METHOD EMPLOYING THE STORAGE APPARATUS |
摘要 |
A storage apparatus is provided that is capable of reducing data maintenance management costs with a performance that is both highly reliable and fast. The present invention is storage apparatus where an intermediary device is arranged between a controller and a plurality of disk devices of different performances arranged in a hierarchical manner. The controller unit carries out I/O accesses to and from the disk devices via the intermediary devices based on access requests sent from host apparatus. The intermediary device includes a power saving control function for the disk device and carries out operation control such as spin off and spin up of disk devices in accordance with conditions set in advance.
|
申请公布号 |
US2010223418(A1) |
申请公布日期 |
2010.09.02 |
申请号 |
US20100775702 |
申请日期 |
2010.05.07 |
申请人 |
HITACHI, LTD. |
发明人 |
KUMASAWA HIROYUKI;CHIKUSA TAKASHI;YAMAURA SATORU |
分类号 |
G06F13/00;G06F1/32 |
主分类号 |
G06F13/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|