1
Thomas M Brey, Matthew A Krygowski, Bruce L McGilvray, Trinh H Nguyen, William W Shen, Arthur J Sutton: Excessive error correction control. International Business Machines Corporation, Bernard M Goldman, December 28, 1993: US05274646 (46 worldwide citation)

A method of automatically invoking a recoverable and fault tolerant implementation of the complemented/recomplemented (C/R) error correction method without the assistance of a service processor when an excessive error is detected in main storage (MS) by ECC logic circuits. An excessive error is not ...


2
Brian B Moore, John T Rodell, Arthur J Sutton, Jeff D Vowell: Storage element reconfiguration. International Business Machines, Edward S Gershuny, February 7, 1984: US04430727 (45 worldwide citation)

This is a system which is used to perform reconfiguration of storage elements in order to permit removal of one or more of the elements for servicing or other reasons. If a storage element that is to be taken off line contains material that is crucial to the continued operation of the system, that m ...


3
Arthur J Sutton: Alternate processor continuation of task of failed processor. International Business Machines Corporation, Bernard M Goldman, May 25, 1993: US05214652 (41 worldwide citation)

Completes on a another CPU the execution of a program, or program task, terminated by a processor error on a first CPU without re-executing any successfully-completed instructions and without any abnormal ending being provided to the program. The continued program need not have any built-in recovery ...


4
Gordon S Sager, Arthur J Sutton: Main storage validation means. International Business Machines Corporation, Bernard M Goldman, July 27, 1982: US04342084 (32 worldwide citation)

Method and means for validating any BSM in main storage while main storage remains available for normal system operation by all CPUs in the system. The system has plural sets of BSMs in which any set can be operationally fenced from system operation in order to validate any BSM in the fenced set, wh ...


5
Matthew A Krygowski, Arthur J Sutton: Memory and system for recovery/restoration of data using a memory controller. International Business Machines Corporation, Bernard M Goldman, Lily Neff, May 20, 1997: US05632013 (14 worldwide citation)

A method and device for correcting hardware errors without loss of resources while maintaining continuous operation of the computer system. Same method and device can be used for repair or addition of hardware parts to this system. The method and device can operate in a fault tolerant system which a ...


6
Matthew A Krygowski, Arthur J Sutton: Device and method for fault tolerant dual fetch and store. International Business Machines Corporation, Lily Neff, May 13, 1997: US05630045 (5 worldwide citation)

Fault tolerant systems allow continuous service during the occurrence of a hardware failure. To provide such service, usually dual copies of data are stored in case of a hardware failure affecting the original copy. This dual copying causes the system an overall performance degradation. The present ...


7
Neal T Christensen, Steven T Comfort, Robert J Hurban, Bruce L McGilvray, Arthur J Sutton, James R Urquhart, David R Willoughby: Handling errors in the C bit of a storage key. International Business Machines Corporation, Floyd A Gonzalez, April 10, 1990: US04916703 (2 worldwide citation)

A method of handling errors in the C bit of a storage key by modifying the INSERT STORAGE KEY (ISK) and the RESET REFERENCE BIT (RRB) instructions. If an error is found in the C bit during the execution of these instructions, microcode is instructed to refresh the C bit. The C bit is interrogated a ...