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:
Jan. 30, 2018
Filed:
Jan. 05, 2017
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
John P. Agombar, Winchester, GB;
Christopher B. E. Beeken, Chandlers Ford, GB;
Stephanie Machleidt, Winchester, GB;
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0604 (2013.01); G06F 3/065 (2013.01); G06F 3/0619 (2013.01); G06F 3/0629 (2013.01); G06F 3/0644 (2013.01); G06F 3/0659 (2013.01); G06F 3/0683 (2013.01); G06F 11/1466 (2013.01); G06F 2201/805 (2013.01); G06F 2201/84 (2013.01);
Abstract
A method for storage volumes in a cascade of storage volumes including starting a first data map relating a first storage volume to a second storage volume while a second data map relating the first storage volume and a third storage volume is active. Starting the first data map uses a zone map that relates the first storage volume to a zone within the cascade of storage volumes.