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. 10, 2017
Filed:
Mar. 31, 2016
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Brent C. Beardsley, Tucson, AZ (US);
Michael T. Benhase, Tucson, AZ (US);
Binny S. Gill, Shrewsbury, MA (US);
Lokesh M. Gupta, Tucson, AZ (US);
Sonny E. Williams, Tucson, AZ (US);
Assignee:
INTERNATIONAL BUSINESS MACHINES CORPORATION, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G06F 12/12 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0891 (2013.01); G06F 12/0804 (2013.01); G06F 12/0831 (2013.01); G06F 12/0848 (2013.01); G06F 12/0866 (2013.01); G06F 12/0868 (2013.01); G06F 12/12 (2013.01); G06F 12/128 (2013.01); G06F 2212/1041 (2013.01); G06F 2212/282 (2013.01); G06F 2212/313 (2013.01); G06F 2212/314 (2013.01); G06F 2212/604 (2013.01); G06F 2212/621 (2013.01); G06F 2212/69 (2013.01);
Abstract
Storage tracks from at least one host are destaged from the write cache rank when it is determined that the at least one host is idle with respect to a first set of ranks, and storage tracks are refrained from being destaged from each rank when it is determined that the at least one host is not idle with respect to a second set of ranks.