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:
Dec. 12, 2023

Filed:

Sep. 02, 2021
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Munif M. Farhan, Bellevue, WA (US);

Phyllis Ng, Seattle, WA (US);

Darin Lee Frink, Lake Tapps, WA (US);

Nafea Bshara, San Jose, CA (US);

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/0866 (2016.01); G06F 12/0868 (2016.01); G06F 11/34 (2006.01); G06F 12/0871 (2016.01); G06F 12/121 (2016.01);
U.S. Cl.
CPC ...
G06F 3/061 (2013.01); G06F 3/0644 (2013.01); G06F 3/0655 (2013.01); G06F 3/0656 (2013.01); G06F 3/0676 (2013.01); G06F 3/0679 (2013.01); G06F 11/34 (2013.01); G06F 12/0866 (2013.01); G06F 12/0868 (2013.01); G06F 12/0871 (2013.01); G06F 12/121 (2013.01); G06F 2212/1016 (2013.01); G06F 2212/224 (2013.01); G06F 2212/313 (2013.01); G06F 2212/502 (2013.01); G06F 2212/601 (2013.01);
Abstract

Technologies are provided for dynamically changing a size of a cache region of a storage device. A storage device controller writes data to the cache region of the storage device using a particular storage format. The storage device controller then migrates the cached data to a storage region of the device, where the data is written using a different storage format. A dynamic cache manager monitors input and output activity for the storage device and dynamically adjusts a size of the cache region to adapt to changes in the input and/or output activity. The dynamic cache manager can also adjust a size of the storage region. The storage device controller can automatically detect that the storage device has dynamic cache support and configure the storage device by creating the cache region and the storage region on the device.


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