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:
Feb. 14, 2017
Filed:
Jul. 28, 2009
Applicants:
Shivali Agarwal, Ghaziabad, IN;
Monika Gupta, New Delhi, IN;
Shyamasundar Rudrapatna Kallikote, Mumbai, IN;
Inventors:
Shivali Agarwal, Ghaziabad, IN;
Monika Gupta, New Delhi, IN;
Shyamasundar Rudrapatna Kallikote, Mumbai, IN;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 9/46 (2006.01); G06F 11/14 (2006.01);
U.S. Cl.
CPC ...
G06F 9/467 (2013.01); G06F 11/141 (2013.01); G06F 11/1438 (2013.01); G06F 17/30359 (2013.01); G06F 17/30578 (2013.01);
Abstract
While speculatively executing a given one of a plurality of transactions concurrently executing on a computer, carry out write operations in a local data block, and automatically create an entry in a checkpoint log when reading from a shared memory. Continuously conflict check during read and tentative commit operations, and carry out a partial rollback upon detection of a conflict. The partial rollback is based upon the checkpoint log.