Title:
DATA STORAGE SYSTEM
Document Type and Number:
WIPO Patent Application WO2005066788
Kind Code:
A3
Abstract:
A data storage system wherein each one of a plurality of first director/memory boards includes (i) a director coupled to a host computer/server; and (ii) a local cache memory section in communication with the director on such board and each one of a plurality of second director/memory boards includes (i) a director coupled to a bank of disk drives; and (ii) a local cache memory section in communication with the director on such board. Write data supplied by the host computer/server for storage in the bank of disk drives is passed to the local cache memory section of one of the second plurality of director/memory boards. Read data supplied by the bank of disk drives for use by the host computer/server is passed to the local cache memory section of one of the first plurality of director/memory boards.
Inventors:
BAXTER III WILLIAM F (US)
Application Number:
PCT/US2004/037887
Publication Date:
September 29, 2005
Filing Date:
November 12, 2004
Export Citation:
Assignee:
EMC CORP (US)
BAXTER III WILLIAM F (US)
BAXTER III WILLIAM F (US)
International Classes:
G06F3/06; G06F12/00; G06F12/08; (IPC1-7): G06F12/08
Foreign References:
| GB2366425A | 2002-03-06 | |||
| US5420983A | 1995-05-30 | |||
| US6052822A | 2000-04-18 |
Other References:
See also references of EP 1695221A2
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