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:
Feb. 15, 2022
Filed:
Nov. 25, 2019
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Guanghao Zhang, Beijing, CN;
Duo Zhang, Beijing, CN;
BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing, CN;
Abstract
A method for failover in an HBase system, applied to a first worker node in the HBase system, includes: a write-ahead logging (WAL) file sent by a management node in the HBase system is acquired, the WAL file including WAL files of multiple table fragments in a second worker node in the HBase system when the second worker node fails; the WAL file is split in the memory of the present node to obtain the WAL files of the multiple table fragments; updated data of the multiple table fragments in a memory of the second worker node when the second worker node fails is determined according to the WAL files of the multiple table fragments in the memory of the first worker node; and the updated data of the multiple table fragments is written into a hard disk of the first worker node.