Method, system, and program for providing a mirror copy of data

Details Method, system, and program for providing a mirror copy of data Method, system, and program for providing a mirror copy of data

2006-11-07

2006-11-07

Beausoliel, Robert (Department: 2113)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

Reexamination Certificate

active

07134044

ABSTRACT:
Provided are a method, system, and program for providing a mirror copy of data. An update to a primary storage is received and transferred to an intermediate system in a first transfer mode. The update is transferred from the intermediate system to a secondary storage in a second transfer mode, wherein the secondary storage provides a mirror copy of updates to the primary storage.

REFERENCES:
patent: 4525800 (1985-06-01), Hamerla
patent: 4751635 (1988-06-01), Kret
patent: 5155845 (1992-10-01), Beal et al.
patent: 5379412 (1995-01-01), Eastridge et al.
patent: 5537533 (1996-07-01), Staheli et al.
patent: 5555371 (1996-09-01), Duyanovich et al.
patent: 5682513 (1997-10-01), Candelaria et al.
patent: 5720029 (1998-02-01), Kern et al.
patent: 6052797 (2000-04-01), Ofek et al.
patent: 6148383 (2000-11-01), Micka et al.
patent: 6148414 (2000-11-01), Brown et al.
patent: 6304980 (2001-10-01), Beardsley et al.
patent: 6591351 (2003-07-01), Urabe et al.
patent: 6606694 (2003-08-01), Carteau
patent: 6618818 (2003-09-01), Wahl et al.
patent: 7013372 (2006-03-01), Achiwa et al.
patent: 7024528 (2006-04-01), LeCrone et al.
patent: 2005/0188254 (2005-08-01), Urabe et al.
EMC White Paper, “EMC Symmetrix Remote Data Facility: Multi-Hop Capability”, Jan. 2002, pp. 1-6.
“EMC SRDF Family”, 2006, http://www.emc.com/products
etworking/srdf.jsp.
Hewlett-Packard, “Designing Disaster Tolerant MC/ServiceGuard Clusters”, 1999, pp. 1-7 and 35-64.
PCT/GB03/03177 IPER mailed Nov. 25, 2004.
Amdahl Corporation, “Remote Data Mirroring for Disaster Recovery”, Technical White Paper, Copyright Amdahl Corporation, Aug. 1999, pp. 1-13.
A. Pete, et al., “IBM Enterprise Storage Server Performance Monitoring and Tuning Guide”, IBM Document No. SG24-5656-00, Jan. 2000, Chapter 5, pp. 37-44.
PCT/GB03/03177 International Search Report mailed Oct. 7, 2004.
PCT/GB03/03177 Written Opinion mailed Oct. 22, 2004.

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