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:
Nov. 01, 2022

Filed:

Aug. 27, 2019
Applicant:

Pure Storage, Inc., Mountain View, CA (US);

Inventors:

Riley Thomasson, Santa Clara, CA (US);

Manpreet Singh, Palo Alto, CA (US);

Mohit Gupta, San Jose, CA (US);

Joshua Freilich, San Francisco, CA (US);

Assignee:

Pure Storage, Inc., Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0806 (2016.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0806 (2013.01); G06F 3/0604 (2013.01); G06F 3/0655 (2013.01); G06F 3/0679 (2013.01); G06F 2212/6042 (2013.01);
Abstract

A first read request for data stored at a non-volatile memory is received by a primary storage controller. The data is programmed from the non-volatile memory to a first cache of the primary storage controller, the first cache to store the data over a first time range. A second read request is received for the data. In response to receiving the second read request for the data, the data is programmed to a second cache to store the data over a second time range that is greater than the first time range. A notification is transmitted to a secondary storage controller, the notification including information associated with the programming of the data to the second cache.


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