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Ugochukwu Njoku
Frank W Brice Jr, Janet R Easton, Charles W Gainey Jr, Jeffrey P Kubala, Hans Helge Lehmann, Tan Lu, Ugochukwu Njoku Charles, Kenneth J Oakes, Dale F Riedy Jr, Charles E Shapley, Gustav E Sittmann, Leslie W Wyman, Harry M Yudenfriend: Managing sets of input/output communications subadapters of an input/output subsystem. International Business Machines Corporation, Eugene I Shkurko Esq, Blanch E Schiller Esq, Heslin Rothenberg Farley & Mesiti P C, October 2, 2007: US07277968 (35 worldwide citation)

Input/output (I/O) communications subadapters, such as subchannels, of an I/O subsystem are dedicated to components, such as I/O devices, of the I/O subsystem. The subadapters provide information about the associated components, in response to the execution of I/O instructions. To enhance I/O connec ...


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Ugochukwu Njoku
Frank W Brice, Janet R Easton, Charles W Gainey, Jeffrey P Kubala, Hans Helge Lehmann, Tan Lu, Ugochukwu Njoku Charles, Kenneth J Oakes, Dale F Riedy, Charles E Shapley, Gustav E Sittmann, Leslie W Wyman, Harry M Yudenfriend: Managing sets of input/output communications subadapters of an input/output subsystem. International Business Machines Corporation, Heslin Rothenberg Farley & Mesiti PC, July 28, 2005: US20050165969-A1

Input/output (I/O) communications subadapters, such as subchannels, of an I/O subsystem are dedicated to components, such as I/O devices, of the I/O subsystem. The subadapters provide information about the associated components, in response to the execution of I/O instructions. To enhance I/O connec ...


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Ugochukwu Njoku
Frank W Brice, Charles W Gainey, Marten J Halma, Eugene P Hefferon, Carol B Hernandez, Jeffrey P Kubala, Tan Lu, Ugochukwu Njoku Charles, Kenneth J Oakes, Dale F Riedy, Charles E Shapley, Gustav E Sittmann, Leslie W Wyman, Harry M Yudenfriend: Managing input/output subsystem images of an input/output subsystem. International Business Machines Corporation, Heslin Rothenberg Farley & Mesiti PC, November 18, 2004: US20040230783-A1

An input/output subsystem is configured as a plurality of input/output subsystem images, each of which appears to a program as an independent input/output subsystem. One or more input/output subsystem images of the plurality of input/output subsystem images are managed. An aspect of this management ...


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Jeffrey P Kubala: Method and apparatus for providing a server function in a logically partitioned hardware machine. International Business Machines Corporation, William A Kinnaman Jr, October 8, 1996: US05564040 (187 worldwide citation)

A server function is provided in a hardware machine which is divided into a plurality of logical partitions, each of which functions as a virtual hardware machine. The hardware machine has a non-user-accessible storage device for storing machine control code and other non-user-accessible code and, o ...


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Catherine K Eilert, Jeffrey P Kubala, Jeffrey M Nick, Peter B Yocom: Method, system and program products for managing central processing unit resources of a computing environment. International Business Machines Corporation, William A Kinnaman Jr Esq, Blanche E Schiller Esq, Heslin Rothenberg Farley & Mesiti P C, July 1, 2003: US06587938 (95 worldwide citation)

Central processing unit (CPU) resources are managed within a computing environment. When the allocation of CPU resources to a partition of the computing environment is to be adjusted, the allocation is adjusted dynamically. This dynamic adjustment is across at least two partitions of the computing e ...


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Jeffrey P Kubala, Jeffrey M Nick, Peter B Yocom: Method and apparatus for enforcing capacity limitations in a logically partitioned system. International Business Machines Corporation, William A Kinnaman Jr, August 22, 2006: US07096469 (73 worldwide citation)

A method and apparatus for enforcing capacity limitations such as those imposed by software license agreements in an information handling system in which a physical machine is divided into a plurality of logical partitions, each of which is allocated a defined portion of processor resources by a log ...


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James E Bostick, Roger E Hough, Suzanne M John, Jeffrey P Kubala, Karen M Noonan, Norman E Shafa, Ira G Siegel: Method and apparatus for dynamically changing the configuration of a logically partitioned data processing system. International Business Machines, William B Porter, October 12, 1993: US05253344 (62 worldwide citation)

A request is made by a system in a first logical partition, within a logically partitioned data processing system, to dynamically change the I/O configuration of the host system in a way that affects a system in a second logical partition. The hypervisor intercepts the request, ensures the serializa ...


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Frank W Brice Jr, Scott M Carlson, Janet R Easton, Charles W Gainey Jr, Marten J Halma, Jeffrey P Kubala, Hans Helge Lehmann, Tan Lu, Kenneth J Oakes, Charles E Shapley, Leslie W Wyman, Harry M Yudenfriend: Method, system and program products for enhancing input/output processing for operating system images of a computing environment. International Business Machines Corporation, Eugene I Shkurko Esq, Blanche E Schiller Esq, Heslin Rothenberg Farley & Mesiti P C, February 7, 2006: US06996638 (50 worldwide citation)

An input/output subsystem is configured as a plurality of input/output subsystem images, each of which appears to a program as an independent input/output subsystem. An input/output subsystem image is identified by an input/output subsystem image identifier, which is used by various programs to desi ...


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Frank W Brice Jr, Scott M Carlson, Janet R Easton, Charles W Gainey Jr, Marten J Halma, Jeffrey P Kubala, Tan Lu, Kenneth J Oakes, Charles E Shapley, Leslie W Wyman, Harry M Yudenfriend: Managing access, by operating system images of a computing environment, of input/output resources of the computing environment. International Business Machines Corporation, Eugene I Shkurko Esq, Blanche E Schiller Esq, Heslin Rothenberg Farley & Mesiti P C, February 13, 2007: US07177961 (41 worldwide citation)

An input/output subsystem is configured as a plurality of input/output subsystem images, each of which appears to a program as an independent input/output subsystem. In response to an operating system image submitting an input/output (I/O) request requesting access to an input/output subsystem image ...



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