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:
Apr. 29, 2014
Filed:
Sep. 15, 2011
David D. Chambliss, Morgan Hill, CA (US);
Joseph S. Hyde, Ii, Tucson, AZ (US);
Prashant Pandey, San Jose, CA (US);
William G. Sherman, Tucson, AZ (US);
Rui Zhang, Guangzhou, CN;
David D. Chambliss, Morgan Hill, CA (US);
Joseph S. Hyde, II, Tucson, AZ (US);
Prashant Pandey, San Jose, CA (US);
William G. Sherman, Tucson, AZ (US);
Rui Zhang, Guangzhou, CN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
Methods, systems, and physical computer-readable storage medium for processing a plurality of IO request jobs are provided. The method includes determining whether one or more request jobs are not meeting a QoS target, each job of the one or more request jobs having a corresponding priority, selecting a highest priority job from the one or more request jobs, if one or more request jobs are not meeting the QoS target, determining whether the highest priority job has a corresponding effective rate limit imposed thereon, if so, relaxing the corresponding effective rate limit, and if not, selecting one or more lower priority jobs from the one or more request jobs and tightening a corresponding effective limit on the one or more lower priority jobs from the one or more request jobs in accordance with a delay factor limit.