Inventor
HALMA MARTEN J
US16 patents
Patents
16 patentsUS7177961B2Feb 13, 2007
Managing access, by operating system images of a computing environment, of input/output resources of the computing environment
IBM65 citations98
US6996638B2Feb 7, 2006
Method, system and program products for enhancing input/output processing for operating system images of a computing environment
IBM69 citations98
US5600805AFeb 4, 1997
Pass-through for I/O channel subsystem call instructions for accessing shared resources in a computer system having a plurality of operating systems
IBM208 citations98
US5513377AApr 30, 1996
Input-output element has self timed interface using a received clock signal to individually phase aligned bits received from a parallel bus
IBM137 citations97
US5414851AMay 9, 1995
Method and means for sharing I/O resources by a plurality of operating systems
IBM273 citations97
US6963940B1Nov 8, 2005
Measuring utilization of individual components of channels
IBM61 citations96
US5423026AJun 6, 1995
Method and apparatus for performing control unit level recovery operations
IBM60 citations96
US5613068AMar 18, 1997
Method for transferring data between processors on a network by establishing an address space for each processor in each other processor's
IBM84 citations95
US5548791AAug 20, 1996
Input/output control system with plural channel paths to I/O devices
IBM115 citations95
US5452455ASep 19, 1995
Asynchronous command support for shared channels for a computer complex having multiple operating systems
IBM117 citations95
US7587531B2Sep 8, 2009
Multiple logical input/output subsystem facility
IBM33 citations92
US7127599B2Oct 24, 2006
Managing configurations of input/output system images of an input/output subsystem, wherein a configuration is modified without restarting the input/output subsystem to effect a modification
IBM45 citations92
US5522088AMay 28, 1996
Shared channel subsystem has a self timed interface using a received clock signal to individually phase align bits received from a parallel bus
IBM38 citations92
US7174550B2Feb 6, 2007
Sharing communications adapters across a plurality of input/output subsystem images
IBM45 citations91
US7130938B2Oct 31, 2006
Method, system and program products for identifying communications adapters of a computing environment
IBM46 citations91
US7290070B2Oct 30, 2007
Multiple logical input/output subsystem facility
IBM13 citations84