AU7211194A - Method for improving disk mirroring error recovery in a computer system including an alternate communication path - Google Patents

Method for improving disk mirroring error recovery in a computer system including an alternate communication path

Info

Publication number
AU7211194A
AU7211194A AU72111/94A AU7211194A AU7211194A AU 7211194 A AU7211194 A AU 7211194A AU 72111/94 A AU72111/94 A AU 72111/94A AU 7211194 A AU7211194 A AU 7211194A AU 7211194 A AU7211194 A AU 7211194A
Authority
AU
Australia
Prior art keywords
computer system
system including
communication path
error recovery
alternate communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU72111/94A
Inventor
Scott Bonsteel
Randall C Johnson
Michael Ohran
Richard S Ohran
Richard Rollins
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vinca Corp
Original Assignee
Vinca Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vinca Corp filed Critical Vinca Corp
Publication of AU7211194A publication Critical patent/AU7211194A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1658—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit
    • G06F11/1662—Data re-synchronization of a redundant component, or initial sync of replacement, additional or spare unit the resynchronized component or unit being a persistent storage device
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2002—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where interconnections or communication control functionality are redundant
    • G06F11/2007—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where interconnections or communication control functionality are redundant using redundant communication media
    • G06F11/201—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where interconnections or communication control functionality are redundant using redundant communication media between storage system components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2023—Failover techniques
    • G06F11/2033—Failover techniques switching over of hardware resources
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2046—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant where the redundant components share persistent storage
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G06F11/2038—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant with a single idle spare processing component
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2053—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant
    • G06F11/2056—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where persistent mass storage functionality or persistent mass storage control functionality is redundant by mirroring
    • G06F11/2082—Data synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Hardware Redundancy (AREA)
AU72111/94A 1993-06-23 1994-06-21 Method for improving disk mirroring error recovery in a computer system including an alternate communication path Abandoned AU7211194A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8139193A 1993-06-23 1993-06-23
US081391 1993-06-23
PCT/US1994/007009 WO1995000906A1 (en) 1993-06-23 1994-06-21 Method for improving disk mirroring error recovery in a computer system including an alternate communication path

Publications (1)

Publication Number Publication Date
AU7211194A true AU7211194A (en) 1995-01-17

Family

ID=22163849

Family Applications (1)

Application Number Title Priority Date Filing Date
AU72111/94A Abandoned AU7211194A (en) 1993-06-23 1994-06-21 Method for improving disk mirroring error recovery in a computer system including an alternate communication path

Country Status (2)

Country Link
AU (1) AU7211194A (en)
WO (1) WO1995000906A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7389312B2 (en) * 1997-04-28 2008-06-17 Emc Corporation Mirroring network data to establish virtual storage area network
US6167531A (en) * 1998-06-18 2000-12-26 Unisys Corporation Methods and apparatus for transferring mirrored disk sets during system fail-over
JP2002287999A (en) * 2001-03-26 2002-10-04 Duaxes Corp Server duplexing method, duplex server system, and duplex database server
US8086572B2 (en) 2004-03-30 2011-12-27 International Business Machines Corporation Method, system, and program for restoring data to a file
US7783931B2 (en) 2007-05-04 2010-08-24 International Business Machines Corporation Alternate communication path between ESSNI server and CEC
US9053141B2 (en) * 2011-10-31 2015-06-09 International Business Machines Corporation Serialization of access to data in multi-mainframe computing environments
CN104090729B (en) * 2014-07-04 2017-08-15 浙江宇视科技有限公司 The method and device of mirror image synchronization is repaired by business write operation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295258A (en) * 1989-12-22 1994-03-15 Tandem Computers Incorporated Fault-tolerant computer system with online recovery and reintegration of redundant components
US5157663A (en) * 1990-09-24 1992-10-20 Novell, Inc. Fault tolerant computer system

Also Published As

Publication number Publication date
WO1995000906A1 (en) 1995-01-05

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