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 8621170 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 31, 2013

Filed:

Jan. 05, 2011
Applicants:

Douglas L. Lehr, Tucson, AZ (US);

Franklin E. Mccune, Tucson, AZ (US);

David C. Reed, Tucson, AZ (US);

Max D. Smith, Tucson, AZ (US);

Inventors:

Douglas L. Lehr, Tucson, AZ (US);

Franklin E. McCune, Tucson, AZ (US);

David C. Reed, Tucson, AZ (US);

Max D. Smith, Tucson, AZ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

According to one embodiment, a system includes logic adapted to: receive a request to open an existing data set indicating a write operation, receive new data to write to the existing data set, determine that the existing data set is stored on a lower tier of a tiered data storage system, determine that the existing data set is capable of being updated by appending the new data to an end of the existing data set, create a temporary data set on a higher tier of the tiered data storage system comprising the new data, associate the temporary data set on the higher tier of the tiered data storage system with the existing data set on the lower tier of the tiered data storage system, and create a write indicator associated with the new data set indicating that the new data set belongs at the end of the existing data set.


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