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:
Mar. 26, 2019

Filed:

Sep. 09, 2016
Applicant:

Oracle International Corporation, Redwood Shores, CA (US);

Inventors:

Jonathan Giloni, Brooklyn, NY (US);

William Habeck, Redwood City, CA (US);

Raunak Rungta, Redwood Shores, CA (US);

Ravi Thammaiah, Redwood Shores, CA (US);

Assignee:

ORACLE INTERNATIONAL CORPORATION, Redwood Shores, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/07 (2006.01); G06F 3/06 (2006.01); G06F 12/00 (2006.01); G06F 11/00 (2006.01);
U.S. Cl.
CPC ...
G06F 11/0793 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0673 (2013.01); G06F 11/073 (2013.01); G06F 11/079 (2013.01); G06F 11/0751 (2013.01); G06F 12/00 (2013.01);
Abstract

A method for memory quarantine comprises: in response to a memory error, determining an extent associated with the memory error, wherein the extent defines an amount of memory comprising a plurality of chunks; traversing, forward from a beginning chunk of the plurality chunks, the plurality of chunks until a first chunk is determined to be corrupt; traversing, in reverse from a last chunk of the plurality of chunks, the plurality of chunks until a second chunk is determine to be corrupt; flagging a subset of the plurality of chunks as quarantined, wherein the subset begins with the first chunk and ends with the second chunk, and wherein quarantine prevents the subset from being reallocated after being released.


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