Inventor
TROTTER JOHN S
US23 patents
⚠️ This page may combine multiple inventors who share the name “TROTTER JOHN S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
21 patentsUS7600053B2Oct 6, 2009
Emulation of extended input/output measurement block facilities
IBM78 citations99
US7000036B2Feb 14, 2006
Extended input/output measurement facilities
IBM102 citations99
US7516248B2Apr 7, 2009
Obtaining extended queue measurement data for a range of logical control unit queues
IBM40 citations96
US7373435B2May 13, 2008
Extended input/output measurement block
IBM41 citations96
US7174274B2Feb 6, 2007
Gathering I/O measurement data during an I/O operation process
IBM54 citations96
US7587531B2Sep 8, 2009
Multiple logical input/output subsystem facility
IBM33 citations92
US6973529B2Dec 6, 2005
Multiple I/O path selection among disparate channel paths
IBM33 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
US7886082B2Feb 8, 2011
Extended input/output measurement word facility, and emulation of that facility
IBM3 citations74
US7437490B2Oct 14, 2008
Channel communication array queues in hardware system area
IBM6 citations72
US9026689B2May 5, 2015
Extended input/output measurement word facility for obtaining measurement data in an emulated environment
IBM1 citations63
US7600049B2Oct 6, 2009
Method, system, and computer program product for timing operations of different durations in a multi-processor, multi-control block environment
IBM5 citations63
US7774519B2Aug 10, 2010
Channel communication array queues in hardware system area
IBM3 citations61
US7752497B2Jul 6, 2010
Method and system to detect errors in computer systems by using state tracking
IBM2 citations59
US7502957B2Mar 10, 2009
Method and system to execute recovery in non-homogeneous multi processor environments
IBM2 citations59
US9229883B2Jan 5, 2016
Extended input/output measurement word facility for obtaining measurement data in an emulated environment
IBM0 citations52
US8639857B2Jan 28, 2014
Extended input/output measurement word facility for obtaining measurement data
IBM0 citations52
US7765429B2Jul 27, 2010
Method and system to execute recovery in non-homogenous multi processor environments
IBM0 citations49
US7996585B2Aug 9, 2011
Method and system for state tracking and recovery in multiprocessing computing systems
IBM0 citations35