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:
Mar. 09, 2021

Filed:

May. 10, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

John R. Carrell, Geneva, IL (US);

Ethan S. Wozniak, Park Ridge, IL (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 9/30 (2018.01); G06F 16/907 (2019.01);
U.S. Cl.
CPC ...
G06F 3/0644 (2013.01); G06F 3/065 (2013.01); G06F 3/067 (2013.01); G06F 3/0619 (2013.01); G06F 9/30196 (2013.01); G06F 16/907 (2019.01);
Abstract

A method begins by receiving a request for a move data function regarding a data object, where the data object is stored at a source DSN location in a first bucket of memory of the DSN. The move data function includes a target DSN location within a second bucket of the memory of the DSN. The method continues by determining dispersed storage error encoding parameters of the first and second buckets. When dispersed storage error encoding parameters of the first and second buckets substantially match, the method continues by creating new metadata, regarding the data object being stored at the target DSN location, that includes a logical address to logical address mapping such that the target DSN location points to the source DSN location and the data object is not physically present at a physical address space that corresponds to the target DSN location.


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