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:
Sep. 29, 2020

Filed:

Nov. 29, 2018
Applicant:

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

Inventors:

Gang Lyu, Shanghai, CN;

Xue Qiang Zhou, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 3/06 (2006.01); G06F 12/0804 (2016.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
G06F 3/065 (2013.01); G06F 3/0619 (2013.01); G06F 3/0644 (2013.01); G06F 3/0673 (2013.01); G06F 12/0804 (2013.01); G06F 2212/1032 (2013.01); G06F 2212/608 (2013.01);
Abstract

Disclosed is a method, system and computer program product for forming a consistency group to define a dataset of point-in-time data to be copied from a source volume to a target volume; setting copy priorities for respective data in the dataset; and transmitting the respective data in the order of the copy priorities from the source volume to the target volume, wherein the copy priorities are dynamically adjusted in response to arrival of write data during transmission of the data.


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