AccelStor Assigned Patent
Redundant disk array and storage
By Francis Pelletier | December 7, 2018 at 2:09 pmAccelStor, Ltd., Taipei, Taiwan, has been assigned a patent (10,127,106) developed by Tsao, Shih-Chiang, Chien, Ting-Fang, and Chang, An-Nan, Taipei, Taiwan, for “redundant disk array system and data storage method thereof.“
The abstract of the patent published by the U.S. Patent and Trademark Office states: “A redundant disk array system and a data storage method thereof are provided. The redundant disk array system includes a plurality of disks, a plurality of data stripes, and a processing unit. The processing unit stores, in a log manner into a write page, first logic page numbers corresponding to the pieces of write data, and records write locations of the first logic page numbers, the processing unit performs garbage collection on invalid page numbers of the first logic page numbers, and after executing garbage collection, the processing unit writes, in a log manner, second logic page numbers corresponding to the pieces of write data into the write pages traversed by a data stripe of the data stripes that has the most invalid page numbers, and records write locations of the second logic page numbers.”
The patent application was filed on July 7, 2016 (15/204,442).