发明名称 |
Storage apparatus and method for controlling storage apparatus |
摘要 |
A storage apparatus has a channel board 11; a drive board 13; a cache memory 14; a plurality of processor boards 12 that transfer data; and a shared memory 15. The channel board 11 stores a frame transfer table 521 containing information indicative of correspondence between a LDEV 172 and each of the processor boards 12, set in accordance with a right of ownership that is a right of access to the LDEV 172. The processor boards 12 store LDEV control information 524 in a local memory 123, which is referred to by the processor board at the time of access. The channel board 11 transfers a data frame that forms the received data I/O request, to one of the processor boards 12 corresponding to the LDEV 172 specified from the information contained in the frame by using the frame transfer table 521. |
申请公布号 |
US8214587(B2) |
申请公布日期 |
2012.07.03 |
申请号 |
US20090526834 |
申请日期 |
2009.05.26 |
申请人 |
NODA TAKASHI;OCHI TAKASHI;NAKAGAWA YOSHIHITO;HITACHI, LTD. |
发明人 |
NODA TAKASHI;OCHI TAKASHI;NAKAGAWA YOSHIHITO |
分类号 |
G06F12/00 |
主分类号 |
G06F12/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|