P

Inventor

KERN RONALD MAYNARD

US17 patents

Patents

17 patents
US6463501B1Oct 8, 2002

Method, system and program for maintaining data consistency among updates across groups of storage areas using update times

IBM231 citations99
US6260124B1Jul 10, 2001

System and method for dynamically resynchronizing backup data

IBM147 citations99
US6088697AJul 11, 2000

Dynamic change management in an extended remote copy operation

IBM153 citations99
US6484187B1Nov 19, 2002

Coordinating remote copy status changes across multiple logical sessions to maintain consistency

IBM94 citations98
US6301643B1Oct 9, 2001

Multi-environment data consistency

IBM103 citations98
US6247103B1Jun 12, 2001

Host storage management control of outboard data movement using push-pull operations

IBM106 citations98
US6212531B1Apr 3, 2001

Method for implementing point-in-time copy using a snapshot function

IBM292 citations98
US6078932AJun 20, 2000

Point-in-time backup utilizing multiple copy technologies

IBM153 citations98
US6052758AApr 18, 2000

Interface error detection and isolation in a direct access storage device DASD system

IBM99 citations98
US5734818AMar 31, 1998

Forming consistency groups using self-describing record sets for remote data duplexing

IBM343 citations98
US6842825B2Jan 11, 2005

Adjusting timestamps to preserve update timing information for cached data objects

IBM149 citations96
US6393537B1May 21, 2002

Host storage management control of outboard data movement

IBM63 citations96
US6105078AAug 15, 2000

Extended remote copying system for reporting both active and idle conditions wherein the idle condition indicates no updates to the system for a predetermined time period

IBM62 citations96
US6260129B1Jul 10, 2001

Management of fixed pages in memory for input/output operations

IBM56 citations95
US6772303B2Aug 3, 2004

System and method for dynamically resynchronizing backup data

IBM41 citations92
US6202124B1Mar 13, 2001

Data storage system with outboard physical data transfer operation utilizing data path distinct from host

IBM53 citations92
US5778393AJul 7, 1998

Adaptive multitasking for dataset storage

IBM25 citations92