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 9727426 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 08, 2017

Filed:

Feb. 25, 2015
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

John Starks, Seattle, WA (US);

Angshuman Bezbaruah, Redmond, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 11/14 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1471 (2013.01); G06F 3/06 (2013.01); G06F 11/1435 (2013.01); G06F 11/1451 (2013.01); G06F 11/1464 (2013.01); G06F 11/1441 (2013.01);
Abstract

The writing of data to a storage system such that change tracking is efficiently performed. If a portion is to be written to the storage system, the system writes a write record indicating that a group of portions (that includes the particular portion) of the storage system is to be written to the storage system. This is represented even though those other portions are not being contemporaneously written to the storage system, and may in fact never be written. The particular portion is then written to the storage system. At some point thereafter, perhaps in the background, a change tracking structure is changed to reflect that the particular portion is written to the storage system, but without reflecting writes of all of the group of portions. The write record may then be invalidated. This reduces latency in systems that track changes with small cost at the time of backup.


Find Patent Forward Citations

Starks, John. (2017). Using an overinclusive write record to track and write changes to a storage system (U.S. Patent No. 9727426). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9727426

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