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. 12, 2019

Filed:

Nov. 21, 2014
Applicant:

Nec Corporation, Tokyo, JP;

Inventor:

Shugo Ogawa, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/02 (2006.01); G06F 12/10 (2016.01);
U.S. Cl.
CPC ...
G06F 3/0605 (2013.01); G06F 3/061 (2013.01); G06F 3/064 (2013.01); G06F 3/067 (2013.01); G06F 3/0631 (2013.01); G06F 3/0659 (2013.01); G06F 3/0665 (2013.01); G06F 3/0676 (2013.01); G06F 12/023 (2013.01); G06F 12/10 (2013.01); G06F 2212/7201 (2013.01);
Abstract

A storage apparatus manages collectively, as a group, a predetermined number of contiguous units of storage in the storage medium, selects a group, the number of the units of storage in a free state in the group satisfying an access performance set condition, when securing a storage region for storing write data, and sets a group in which the units of storage in a free state are distributed non-contiguously as a group to be selected, associates an address specified by a write access request and an address of the unit of storage in a free state in the selected group, and sequentially write the write data to the unit of storage in a free state included in the group.


Find Patent Forward Citations

Loading…