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:
Nov. 18, 2008

Filed:

Apr. 14, 2005
Applicants:

Laurent P. Daynes, Saint-Ismier, FR;

Andrew Mcclure, West Lafayette, IN (US);

Grzegorz J. Czajkowski, Menlo Park, CA (US);

Inventors:

Laurent P. Daynes, Saint-Ismier, FR;

Andrew McClure, West Lafayette, IN (US);

Grzegorz J. Czajkowski, Menlo Park, CA (US);

Assignee:

Sun Microsystems, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for managing memory in a multi-tasking virtual machine, involving suspending a first task for garbage collection of a plurality of concurrently executing tasks, promoting at least one object associated with the first task to a old generation using a gap buffer to obtain a promoted object, wherein the gap buffer stores a gap created by objects directly allocated by at least one of the plurality of concurrently executing tasks, locating the promoted object using the gap buffer, traversing the promoted object to determine whether a first referenced object exist, and promoting the first referenced object using the gap buffer, if the first referenced object exists.


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