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:
Oct. 19, 2021
Filed:
Feb. 27, 2020
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Aayush Gupta, San Jose, CA (US);
Sangeetha Seshadri, San Jose, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/14 (2006.01); G06F 11/07 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 11/0793 (2013.01); G06F 11/079 (2013.01); G06F 11/0778 (2013.01); G06F 11/1407 (2013.01); G06F 11/1471 (2013.01); G06F 11/1474 (2013.01); G06F 12/0253 (2013.01);
Abstract
One embodiment provides a method for recovery after failure using a checkpoint in a chronological log-structured key-value store in a system including writing tombstone entries in a log structure for dirty checkpoint records to point to data records in an aborted target slot.