MINIMIZATION OF RESYNCHRONIZATION TIME AFTER BACKUP SYSTEM FAILURE IN APPLIANCE-BASED BUSINESS CONTINUANCE ARCHITECTURE

Title:

MINIMIZATION OF RESYNCHRONIZATION TIME AFTER BACKUP SYSTEM FAILURE IN APPLIANCE-BASED BUSINESS CONTINUANCE ARCHITECTURE

Document Type and Number:

Japanese Patent JP2005317017

Kind Code:

A

Abstract:

To provide a resynchronization method for minimizing downtime in an appliance-based business continuance architecture.

At least one primary data storage, a primary host, and an intercept agent intercepting data requests of the primary host, and collecting information associated with the data requests are included. A business continuance appliance is provided for communicating with the primary host and a remote backup site. The appliance receives the information associated with the intercepted data requests from the intercept agent. A local cache is included within the business continuance appliance. The local cache maintains copies of the primary data storage according to the received information. The remote site is provided with the intercepted data requests via the business continuance appliance, and it maintains a backup of the primary storage.

Inventors:

YING CHEN
BINNY SHER GILL

Application Number:

JP2005129016A

Publication Date:

November 10, 2005

Filing Date:

April 27, 2005

Export Citation:

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Assignee:

IBM

International Classes:

G06F11/00; G06F12/00; G06F11/07; (IPC1-7): G06F12/00

Domestic Patent References:

JP2003122509A	2003-04-25
JP2001184175A	2001-07-06
JP2003015931A	2003-01-17
JP2003131818A	2003-05-09
JPH08185346A	1996-07-16
JP2005539290A	2005-12-22
JP2001125815A	2001-05-11

Foreign References:

WO2004017194A2

2004-02-26

Attorney, Agent or Firm:

Hiroshi Sakaguchi
Yoshihiro City
Takeshi Ueno

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