(12) United States Patent ao) Patent No.: us 6,427,212 Bi
Frey, Jr. (45) Date of Patent: Jul. 30,2002
(54) DATA FAULT TOLERANCE SOFTWARE APPARATUS AND METHOD
(75) Inventor: Alexander H. Frey, Jr., Wayzata, MN (US)
(73) Assignee: Tricord Systems, Inc., Plymouth, MN (US)
( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 0 days.
(21) Appl. No.: 09/191,943
(22) Filed: Nov. 13, 1998
(51) Int. CI.7 H02H 3/05; G06F 12/00
(52) U.S. CI 714/6; 711/114
(58) Field of Search 714/6; 711/114,
711/170, 112, 162, 7
(56) References Cited
U.S. PATENT DOCUMENTS
OTHER PUBLICATIONS
The Design of the Postgres Storage System, Michael Stonebreaker, Proceedings of the 23r<* VLDB Conference, Brighton, pp. 289-300, 1987.
The Recovery Box: Using Fast Recovery to Provide High Availability in the UNIX Environment, Mary Baker, Mark Sullivan, Proceedings of the Summer 1992 USENIX Technical Conference, San Antonio, Texas; pp. 31-43; Jun. 1992. TransarcTM Website print-out: The AFS System In Distributed Computing Environment, IBM Transarc, Pittsburgh Pennsylvania, 10 pgs., not dated.
TransarcTM Website print-out: The AFS System In Distributed Computing Environments, Transarc Corporation, Pittsburgh, Pennsylvania, 8 pgs., May 1996.
Network Applicance, Inc. Website print-out: The Network Appliance Enterprise Storage Architecture: System and Data Availability, Michael J. Marchi, Andy Watson, Network Appliance, Inc., 11 pgs., Copyright 2000.
Paper: The Architecture of the High Performance Storage System (HPSS), Danny Teaff, Dick Watson, Bob Coyne, 24 pgs., not dated.
Paper: Scalability and Performance in Modern File Systems, Philip Trautman, Jim Mostek, 24 pgs., not dated.
* cited by examiner
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