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:
Nov. 19, 2013
Filed:
Jun. 11, 2012
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);
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);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A system includes a write cache configured to store a plurality of storage tracks and configured to be coupled to one or more hosts, and a processor coupled to the write cache. The processor includes code that, when executed by the processor, causes the processor to perform the method below. One method includes monitoring the write cache for write operations from the host(s) and determining if the host(s) is/are idle based on monitoring the write cache for write operations from the host(s). The storage tracks are destaged from the write cache if the host(s) is/are idle and are not destaged from the write cache if one or more of the hosts is/are not idle.