DATA SHARING METHOD BETWEEN A PLURALITY OF COMPUTER SYSTEMS, AND DISK CONTROLLER

Japanese Patent JP2004302556

A

To provide a data sharing method and a disk controller that are suitable for the execution of an application for processing a large amount of data in a remote computer, in a database system or the like.

A disk controller 30A has a management table 35A indicating relations between identifiers of remote disks, identifiers of remote disk controllers and control information on command transfer to the remote disk controllers, in connection with identifiers of disks used by a host device 10A; and when receiving a command to write data into a specific disk from the host computer, according to the command transfer control information on the specific disk indicated by the management table, controls the execution of the writing command to the specific disk and the transfer of the writing command to a remote disk controller 30B.

TAKAMOTO YOSHIFUMI
TAMESHIGE TAKASHI

JP2003091666A

October 28, 2004

March 28, 2003

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HITACHI LTD

G06F3/06; G06F12/00; G06F13/00; G06F12/08; (IPC1-7): G06F3/06; G06F12/00; G06F12/08

JPH0695942A	1994-04-08
JPH08153030A	1996-06-11
JPH07152491A	1995-06-16
JP2000132343A	2000-05-12
JP2003233467A	2003-08-22
JP2002140314A	2002-05-17
JP2003091449A	2003-03-28
JPH1031561A	1998-02-03
JP2002149499A	2002-05-24
JP2002049517A	2002-02-15

ＯＳ ＩＶ ＳＹＳＴＥＭＷＡＬＫＥＲ ＳＴＯＲＡＧＥＭＧＲ ＧＲ／ＣＦ使用手引書 Ｖ１０用, vol. 第4版, JPN6009045803, 30 November 2002 (2002-11-30), JP, pages 64 - 64, ISSN: 0001410226

Katsuo Ogawa
Kyosuke Tanaka
Takashi Sasaki

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