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. 13, 2018

Filed:

Jun. 27, 2013
Applicant:

Emc Corporation, Hopkinton, MA (US);

Inventors:

Yingchao Zhou, Beijing, CN;

William C. Davenport, Burlington, MA (US);

Christopher A. Seibel, Walpole, MA (US);

Jun Guo, Beijing, CN;

Jia Zhai, Beijing, CN;

Wengang Wang, Beijing, CN;

Philippe Armangau, Acton, MA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/30 (2006.01); G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30091 (2013.01);
Abstract

A method is provided for storing files in a filesystem of a data storage system. The method includes (a) storing data of each file of a set of files of the filesystem in a set of data allocation units (AUs) of the filesystem on the data storage system, each data AU of the set of data AUs having a common data AU size, and (b) storing metadata pertaining to each file of the set of files in a set of metadata AUs of the filesystem on the data storage system, each metadata AU of the set of metadata AUs having a common metadata AU size, the common data AU size being larger than the common metadata AU size. A computerized apparatus and a computer program product are also provided for performing a method similar to that described above.


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