Title:
DATA CENTER SYSTEM AND ITS CONTROL METHOD
Document Type and Number:
Japanese Patent JP2005018510
Kind Code:
A
Abstract:
To provide a data center system comprising three or more data centers to each of which a host computer doing cluster services is connected; and to allow the system to promptly execute a failover process and start another process after the failover without delay.
The data center system comprises three or more data centers. When the host computer in operation at the main data center executes a failover, the host computer of each center retains information on operational priority and selects the host computer for the failover according to the priority information.
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Inventors:
SUGIURA YOKO
ACHIWA KIYOUSUKE
ACHIWA KIYOUSUKE
Application Number:
JP2003183743A
Publication Date:
January 20, 2005
Filing Date:
June 27, 2003
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G06F11/20; G06F12/00; G06F15/00; H02H3/05; (IPC1-7): G06F12/00; G06F11/20; G06F15/00
Attorney, Agent or Firm:
Yasuo Sakuta