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.:

US 8171257 B1

PDF
Full Text
Expired
Date of Patent:
May. 01, 2012

Filed:

Sep. 25, 2009
Applicant:

Russell Lee Lewis, Tucson, AZ (US);

Inventor:

Russell Lee Lewis, Tucson, AZ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided are a method, computer program product and system for determining an end of valid log in a log of write records. Records are written to a log in a storage device in a sequential order, wherein the records include a next pointer addressing a next record in a write order and a far ahead pointer addressing a far ahead record in the write order following the record. The far ahead pointer and the next pointer in a plurality of records are used to determine an end of valid log from which to start writing further records.


Find Patent Forward Citations

Lewis, Russell. (2012). Determining an end of valid log in a log of write records using a next pointer and a far ahead pointer (U.S. Patent No. 8171257). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8171257

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