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.:
Date of Patent:
Sep. 28, 2021
Filed:
Jan. 31, 2020
Acronis International Gmbh, Schaffhausen, CH;
Oleg Volkov, Moscow, RU;
Andrey Zaitsev, Moscow, RU;
Stanislav Protasov, Moscow, RU;
Serguei Beloussov, Costa del Sol, SG;
Acronis International GmbH, Schaffhausen, CH;
Abstract
Disclosed herein are systems and method for read-optimized de-duplication of blocks of data. In one aspect, an exemplary method comprises for each page of a newly received block of data, computing a page hash and assigning a page context ID, computing an index of a page node for storing the page and selecting the page node, when the selected page node contains a copy of the page, adding a page reference to a block descriptor with the page being referenced by the page hash augmented by the page context ID, otherwise, storing the page in plain storage; and for the block of data, storing the block descriptor in a block node of the de-duplication engine, the block of data being referenced by a block hash and the block descriptor containing at least a list of pages of the block stored in page nodes of the de-duplication engine.