- Patent Title: Storage control device for determining storage device to read collectively blocks of object, storage system for determining storage device to read collectively blocks of object, and computer-readable recording medium storing program for determining storage device to read collectively blocks of object
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Application No.: US17083354Application Date: 2020-10-29
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Publication No.: US11435917B2Publication Date: 2022-09-06
- Inventor: Taketoshi Yoshida
- Applicant: FUJITSU LIMITED
- Applicant Address: JP Kawasaki
- Assignee: FUJITSU LIMITED
- Current Assignee: FUJITSU LIMITED
- Current Assignee Address: JP Kawasaki
- Agency: Fujitsu Patent Center
- Priority: JPJP2019-227435 20191217
- Main IPC: G06F3/06
- IPC: G06F3/06

Abstract:
A storage control device, includes a processor configured to: dispose original blocks to which data on an object basis is divided and assigned and copy blocks which are copies of the original blocks respectively alternately in storage devices of a distributed storage system in a distributed manner; determine, upon reception of a read request for an object, as a first storage control device out of the storage control devices a read task which collectively reads the original blocks and the copy blocks which belong to the object from one of the storage devices; notify the storage control devices of the read task; upon reception of the read request as the first storage control device, collectively read the original blocks and the copy blocks; and transfer the data of the blocks which have been read to a second storage control device which is the read task for the blocks.
Public/Granted literature
- US20210181944A1 STORAGE CONTROL DEVICE, STORAGE SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM Public/Granted day:2021-06-17
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