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. 29, 2015

Filed:

May. 30, 2013
Applicant:

Hewlett-packard Development Company, L.p., Houston, TX (US);

Inventor:

Weimin Pan, Spring, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0873 (2013.01); G06F 2212/1024 (2013.01); G06F 2212/601 (2013.01);
Abstract

A technique for allocating a write cache allowed data size of a write cache from a plurality of write caches to each of a plurality of storage volumes, calculating a write cache utilization of the write cache for each of the respective storage volumes, wherein the write cache utilization is based on a write cache dirty data size of the write cache allocated to the respective storage volume divided by the write cache allowed data size of the write cache allocated to the respective storage volume, and adjusting the write cache allowed data size of the write cache allocated to storage volumes based on the write cache utilization of the write cache of the storage volumes.


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