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:
Mar. 06, 2007
Filed:
Sep. 29, 2003
William Frank Micka, Tucson, AZ (US);
Gail Andrea Spear, Tucson, AZ (US);
Robert Francis Bartfai, Tucson, AZ (US);
Sam Clark Werner, Tucson, AZ (US);
Thomas Charles Jarvis, Tucson, AZ (US);
Warren K. Stanley, Tucson, AZ (US);
William Frank Micka, Tucson, AZ (US);
Gail Andrea Spear, Tucson, AZ (US);
Robert Francis Bartfai, Tucson, AZ (US);
Sam Clark Werner, Tucson, AZ (US);
Thomas Charles Jarvis, Tucson, AZ (US);
Warren K. Stanley, Tucson, AZ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
Provided are a method, system, and program for forming a consistency group of data. A command is received to form a consistency group with respect to data received at a first storage site that is mirrored to a second storage site. A first data structure is provided indicating updates to the first storage site not included in the consistency group that are received after the command and a second data structure is provided indicating updates to the first storage site in the consistency group to be formed. A command is transmitted to cause data copied to the second storage site that is part of the consistency group to be copied to a third storage site. Indication is received when the data in the second storage site that is part of the consistency group is copied to the third storage site.