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:
Feb. 26, 2019

Filed:

Jul. 13, 2017
Applicant:

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

Inventors:

Uday Kiran Jonnala, Cupertino, CA (US);

Pradeep Thomas, Santa Clara, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 13/20 (2006.01);
U.S. Cl.
CPC ...
G06F 13/20 (2013.01); G06F 3/067 (2013.01); G06F 3/0611 (2013.01); G06F 3/0659 (2013.01); G06F 2213/16 (2013.01);
Abstract

According to some embodiment, a backup storage system receives a plurality of input/output (IO) requests at the storage system. The IO requests include random IO requests and sequential IO requests. The storage system determines whether there is a pending random IO request from the plurality of IO requests. In response to determining that there is a pending random IO request, the storage system determines whether a total latency of the sequential IO requests exceeds a predicted latency of the pending random IO request. The storage system services the pending random IO request in response to determining that the total latency of the sequential IO requests exceeds the predicted latency of the pending random IO request.


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