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:
Aug. 09, 2022

Filed:

Sep. 26, 2019
Applicant:

Marvell Asia Pte, Ltd., Singapore, SG;

Inventors:

Jason D. Zebchuk, Watertown, MA (US);

Wilson P. Snyder, II, Holliston, MA (US);

Steven W. Aiken, Pepperell, MA (US);

Assignee:

MARVELL ASIA PTE, LTD., Singapore, SG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/455 (2018.01); G06F 9/48 (2006.01); G06F 9/38 (2018.01);
U.S. Cl.
CPC ...
G06F 9/45558 (2013.01); G06F 9/3855 (2013.01); G06F 9/4881 (2013.01); G06F 2009/4557 (2013.01); G06F 2009/45587 (2013.01); G06F 2009/45595 (2013.01);
Abstract

A system and corresponding method isolate work within a virtualized scheduler using tag-spaces. The system comprises a tag-space resource configured to store at least one respective assignment of at least one scheduling group to a given tag-space. The given tag-space defines a given ordering-atomicity domain that isolates, within the virtualized scheduler, (i) work belonging to the at least one scheduling group from (ii) work belonging to at least one other scheduling group, assigned, in the tag-space resource, to a respective tag-space different from the given tag-space. The system further comprises a work scheduler that schedules, for processing, work belonging to the at least one scheduling group and work belonging to the at least one other scheduling group. Such scheduling may have independent ordering and atomicity effectuated therebetween by the given ordering-atomicity domain. Such independency of ordering and atomicity improves quality-of-service of the virtualized scheduler.


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