The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 27, 2019
Filed:
Sep. 11, 2018
International Business Machines Corporation, Armonk, NY (US);
Kyle B. Dudgeon, Vail, AZ (US);
David C. Reed, Tucson, AZ (US);
Esteban Rios, Tucson, AZ (US);
Max D. Smith, Tucson, AZ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method according to one embodiment includes determining to temporarily extend an initial volume to be defragmented, identifying a plurality of additional volumes pooled with the initial volume within a storage group, identifying an area on each of the plurality of additional volumes pooled with the initial volume within the storage group to use for temporarily extending the initial volume, allocating the identified area on each of the plurality of additional volumes as a temporary extension of the initial volume, including, for each of the plurality of additional volumes, creating an entry in a VTOC of the additional volume that indicates that a non-VSAM data set resides at a location of the identified area on the additional volume, setting a plurality of pointers within a VTOC of the initial volume, where the plurality of pointers includes a pointer to the identified area on additional volumes, and defragmenting the initial volume.