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.
Patent No.:
Date of Patent:
Jul. 19, 2016
Filed:
Dec. 27, 2013
Applicant:
Emc Corporation, Hopkinton, MA (US);
Inventors:
Yining Si, Shrewsbury, MA (US);
Xiangping Chen, Sherborn, MA (US);
Miles A. de Forest, Bahama, NC (US);
Assignee:
EMC Corporation, Hopkinton, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0689 (2013.01); G06F 3/0614 (2013.01); G06F 3/0646 (2013.01);
Abstract
A method is used in managing storage space in storage systems. Metadata of a slice of a storage pool in a data storage system is evaluated for returning the slice as free storage to the storage pool. Based on the evaluation, returning of the slice to the storage pool is affected. The metadata of the slice indicates whether the slice includes user data.