Kazuichi OE

Proposal and Evaluation of IO Concentration-Aware Mechanisms to Improve Efficiency of Hybrid Storage Systems
Kazuichi OE Takeshi NANRI 
Publication:   
Publication Date: 2021/12/01
Vol. E104-D  No. 12  pp. 2109-2120
Type of Manuscript:  Special Section PAPER (Special Section on Parallel, Distributed, and Reconfigurable Computing, and Networking)
Category: 
Keyword: 
hybrid storage system, ATSMF, non-volatile memory (NVM), solid state drive (SSD), dynamic tiering, 
 Summary | Full Text:PDF(1.2MB)
Hybrid Storage System Consisting of Cache Drive and Multi-Tier SSD for Improved IO Access when IO is Concentrated
Kazuichi OE Takeshi NANRI Koji OKAMURA 
Publication:   
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1715-1730
Type of Manuscript:  PAPER
Category: Computer System
Keyword: 
hybrid storage system, dynamic tiering, caching, SSD, 
 Summary | Full Text:PDF(2.1MB)
Reducing CPU Power Consumption with Device Utilization-Aware DVFS for Low-Latency SSDs
Satoshi IMAMURA Eiji YOSHIDA Kazuichi OE 
Publication:   
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1740-1749
Type of Manuscript:  PAPER
Category: Computer System
Keyword: 
low-latency SSDs, CPU power consumption, DVFS, device utilization, 
 Summary | Full Text:PDF(1.1MB)
ATSMF: Automated Tiered Storage with Fast Memory and Slow Flash Storage to Improve Response Time with Concentrated Input-Output (IO) Workloads
Kazuichi OE Mitsuru SATO Takeshi NANRI 
Publication:   
Publication Date: 2018/12/01
Vol. E101-D  No. 12  pp. 2889-2901
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Memory Devices
Keyword: 
hybrid storage system, dynamic random-access memory, non-volatile memory, flash storage, workload analysis, 
 Summary | Full Text:PDF(1.2MB)