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. 29, 2023

Filed:

Feb. 14, 2022
Applicant:

Netapp, Inc., San Jose, CA (US);

Inventors:

Nir Nossenson, Waltham, MA (US);

Kai Niebergall, Ditzingen, DE;

Francisco Jose Assis Rosa, Sudbury, MA (US);

John Jason Sprague, Westford, MA (US);

Omri Kessel, Newton, MA (US);

Assignee:

NETAPP, INC., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0613 (2013.01); G06F 3/0604 (2013.01); G06F 3/067 (2013.01); G06F 3/0635 (2013.01); G06F 3/0644 (2013.01); G06F 3/0659 (2013.01);
Abstract

Methods and systems for a networked storage system are provided. One method includes predicting an IOPS limit for a plurality of storage pools based on a maximum allowed latency of each storage pool, the maximum allowed latency determined from a relationship between the retrieved latency and a total number of IOPS from a resource data structure; identifying a storage pool whose utilization has reached a threshold value, the utilization based on a total number of IOPS directed towards the storage pool and a predicted IOPS limit; detecting a bully workload based on a numerical value determined from a total number of IOPS issued by the bully workload for the storage pool and a rising step function; and implementing a corrective action to reduce an impact of the bully workload on a victim workload.


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