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1. (WO2018158819) DISTRIBUTED DATABASE SYSTEM AND RESOURCE MANAGEMENT METHOD FOR DISTRIBUTED DATABASE SYSTEM

Pub. No.:    WO/2018/158819    International Application No.:    PCT/JP2017/007799
Publication Date: Sat Sep 08 01:59:59 CEST 2018 International Filing Date: Wed Mar 01 00:59:59 CET 2017
IPC: G06F 9/50
Applicants: HITACHI, LTD.
株式会社日立製作所
Inventors: ARITSUKA, Toshiyuki
在塚 俊之
NAKAGAWA, Kazushi
仲川 和志
FUJIMOTO, Kazuhisa
藤本 和久
Title: DISTRIBUTED DATABASE SYSTEM AND RESOURCE MANAGEMENT METHOD FOR DISTRIBUTED DATABASE SYSTEM
Abstract:
[Problem] The data processing time in each data processing node is not uniform, and therefore the execution time as an overall system is not optimized. [Solution] When executing tasks using a plurality of optimum calculation devices, the amount of data to be processed by a task processing command is distributed between the plurality of optimum calculation devices according to differences in the calculation capacities of the plurality of optimum calculation devices, and the plurality of optimum calculation devices is used to distribute and execute the tasks.