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.

Date of Patent:
Apr. 18, 2023

Filed:

Nov. 04, 2020
Applicant:

Emc Ip Holding Company Llc, Hopkinton, MA (US);

Inventors:

Owen Crowley, Carrigaline, IE;

Peniel Charles, Bangalore, IN;

Joseph G. Kanjirathinkal, Cary, NC (US);

Assignee:

EMC IP Holding Company LLC, Hopkinton, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 9/455 (2018.01); G06F 9/54 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0613 (2013.01); G06F 3/067 (2013.01); G06F 3/0635 (2013.01); G06F 3/0653 (2013.01); G06F 3/0659 (2013.01); G06F 3/0664 (2013.01); G06F 9/45558 (2013.01); G06F 9/542 (2013.01); G06F 2009/45595 (2013.01);
Abstract

An apparatus comprises at least one processing device that is configured to control delivery of input-output operations from a host device to a storage system over selected ones of a plurality of paths through a network. The at least one processing device is further configured to detect a reduction in performance of one or more of the input-output operations over one or more paths of the plurality of paths, to identify a physical initiator component corresponding to the one or more paths, and to notify the storage system about the reduction in performance and the identified physical initiator component. The at least one processing device is also configured to receive a notification from the storage system indicating one or more virtual initiator instances of a plurality of virtual initiator instances corresponding to the identified physical initiator component, and to deactivate the one or more virtual initiator instances.


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