1
David Maxwell Cannon, Michael Allen Kaczmarski, Donald Paul Warren Jr: Availability and recovery of files using copy storage pools. International Business Machines Corporation, Robert M Sullivan, November 14, 2000: US06148412 (570 worldwide citation)

A data processing system using a client-server configuration provides a method and apparatus for generating and managing multiple copies of client data files. A server coupled to a plurality of client systems organizes sets of storage volumes into storage pools. Primary copies of the client data fil ...


2
Brian Gerard Goodman, Leonard George Jesionowski: High availability work queuing in an automated data storage library. International Business Machines Corporation, John H Holcombe, Robert M Sullivan, March 12, 2002: US06356801 (501 worldwide citation)

A work queuing system and method to increase the availability of an automated data storage library for accessing and storing data storage media. At least one accessor moves the data storage media among storage shelves and data storage drives in response to work requests. The work queuing system comp ...


3
William F Micka, Claus W Mikkelsen, Robert W Shomler, May N Wone: Remote copy secondary data copy validation-audit function. International Business Machines Corporation, Floyd E Anderson, Robert M Sullivan, January 7, 1997: US05592618 (215 worldwide citation)

A data copy validation technique compares primary data to a copy of that data by generating check codes of the data to be validated at both primary and secondary sites in a continuously running remote data shadowing system. The validation session runs concurrently with the data shadowing so as not t ...


4
David Maxwell Cannon, Michael Allen Kaczmarski: Automated management of off-site storage volumes for disaster recovery. International Business Machines Corporation, Robert M Sullivan, September 30, 1997: US05673382 (195 worldwide citation)

A data processing system providing disaster recovery and using a client-server configuration provides a method and apparatus for reclaiming off-site storage volumes without requiring the volumes to be mounted or transported to the primary site. The system includes primary volumes and resident copy v ...


5
Robert Frederic Kern, Michael Aloysius Paulsen, William Chambers Shepard, Harry Morris Yudenfriend: Concurrent switch to shadowed device for storage controller and device errors. International Business Machines Corporation, Robert M Sullivan, February 9, 1999: US05870537 (155 worldwide citation)

A disaster recovery system providing remote data shadowing between a primary and a secondary site uses a method and apparatus for swapping, or switching, host directed I/O operations from a primary data storage device to a secondary data storage device in a remote copy duplex pair. Application progr ...


6
Yu Mei Una Hsiao, Donald Monson Moxley, Rosa Tesiler Plaza, David Gregory Van Hise: Direct storage of recovery plan file on remote server for disaster recovery and storage management thereof. International Business Machines Corporation, John H Holcombe, Robert M Sullivan, July 24, 2001: US06266784 (139 worldwide citation)

Disclosed are a method, a storage management system, an article of manufacture comprising a computer readable medium, and a computer program product for saving a recovery plan file for a storage management server. The storage management system has a plurality of storage management servers at sites r ...


7
John Edward Kulakowski, Rodney Jerome Means, Daniel James Winarski: Optical disk under-run protection using formatted padding sectors. International Business Machines Corporation, John H Holcombe, Robert M Sullivan, November 13, 2001: US06317809 (125 worldwide citation)

In an optical data storage device for storing data on a removable optical disk in a continuous sequence of sectors or blocks, the input data buffer may be subject to under-run. An under-run detector is disclosed which is responsive to the buffered data comprising less than a sector of data for indic ...


8
Andrew Louis Gross, Mark Edward Hill, Gerald Damian John, Charley David Lillard, Douglas Eugene Torrens: Method and system for reversible installation of software applications in a data processing system utilizing an automated archival process. International Business Machines Corporation, Robert M Sullivan, Bracewell & Patterson L, August 6, 2002: US06430738 (110 worldwide citation)

A method and system for permitting reversible installation of software applications in a data processing system which includes a processor, memory containing a first version of a selected software application and a storage system for receiving a removable storage medium. A removable storage medium w ...


9
Leonard George Jesionowski: External partitioning of an automated data storage library into multiple virtual libraries for access by a plurality of hosts. International Business Machines Corporation, John H Holcombe, Robert M Sullivan, March 28, 2000: US06044442 (109 worldwide citation)

Disclosed are a method and processor external to an automated data storage library for partitioning the data storage library into multiple virtual libraries for access by a plurality of hosts, each host having a host port, the data storage library having a plurality of data storage drives, a plurali ...


10
Wayne Charles Carlson, Gregory Tad Kishi, Jonathan Wayne Peake: Method and system for efficiently importing/exporting removable storage volumes between virtual storage systems. International Business Machines Corporation, Robert M Sullivan, Dillon & Yudell, November 9, 2004: US06816941 (100 worldwide citation)

A method and system for efficiently importing/exporting a removable storage volume having a number of data files from a first virtual storage system to a second virtual storage system. The method includes writing a table of contents to the end of the removable storage volume in the first virtual sto ...