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:
May. 15, 2018
Filed:
Oct. 14, 2015
Emc Corporation, Hopkinton, MA (US);
Jian Gao, Beijing, CN;
Geng Han, Beijing, CN;
Jibing Dong, Beijing, CN;
Huibing Xiao, Beijing, CN;
Wenxuan Yin, Beijing, CN;
Yingying Song, Beijing, CN;
EMC IP HOLDING COMPANY LLC, Hopkinton, MA (US);
Abstract
A method, computer program product, and apparatus for processing an input/output IO operation request by maintaining a first chain table and a first cache table for each of the plurality of storage array groups, the method, computer program product, and apparatus including generating a second cache table comprising a second plurality of cache slots for the cache slot in the first plurality of cache slots, corresponding to a specific storage address range for which a number of times of the IO operation requests exceeds a first predetermined threshold; and processing the IO operation request received by the first processor based at least on the first chain table and the first cache table and/or the second cache table.