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:
Apr. 28, 2020
Filed:
Apr. 20, 2016
Matthew E Trautman, Roseville, MN (US);
Linda J Brock, Roseville, MN (US);
Douglas a Fuller, Roseville, MN (US);
Edward C Fisher, Bountiful, UT (US);
Michael J Rieschl, Roseville, MN (US);
Matthew E Trautman, Roseville, MN (US);
Linda J Brock, Roseville, MN (US);
Douglas A Fuller, Roseville, MN (US);
Edward C Fisher, Bountiful, UT (US);
Michael J Rieschl, Roseville, MN (US);
Unisys Corporation, Blue Bell, PA (US);
Abstract
A method includes retrieving, by a processor, a first entry from a global wait list as a current waiting lock. The method further includes decreasing, by the processor, a deadlock timer of the current waiting lock. The method further includes determining, by the processor, whether the deadlock timer equals zero. The method further includes appending, by the processor, the current waiting lock to an end of a deadlock victim selection list, if the deadlock timer equals zero. The method further includes selecting, by the processor, a victim from the deadlock victim selection list.