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:
Apr. 21, 2025
Filed:
Jul. 25, 2024
Graid Technology Inc., Santa Clara, CA (US);
Guo-Fu Tseng, Taoyuan, TW;
Jin-Jhang Lee, Taipei, TW;
Bo-Yi Sung, Taipei, TW;
Po-Ting Liu, New Taipei, TW;
Cheng-Yue Chang, New Taipei, TW;
GRAID Technology Inc., Santa Clara, CA (US);
Abstract
Distributed journaling for write operations to RAID systems is disclosed, including: receiving a new write operation to a plurality of storage devices associated with a redundant array of independent disks (RAID) group, wherein the plurality of storage devices comprises a main data storage and a non-volatile journal storage; writing a record of the new write operation to the non-volatile journal storage; after the record of the new write operation is written to the non-volatile journal storage, writing new data associated with the new write operation to the main data storage; and after the new data associated with the new write operation is written to the main data storage, invalidating the record of the new write operation in the non-volatile journal storage, wherein upon restarting the plurality of storage devices associated with the RAID group, the non-volatile journal storage is checked and valid records of one or more write operations included in the non-volatile journal storage are written to the main data storage.