Computer Architecture and Storage Technology Laboratory
Thanks for visiting! We do research on computer architecture and systems, particularly focusing on storage technologies including solid-state drives (SSDs). We look forward to having you as part of our group. Please contact us at wonilchoi @ hanyang.ac.kr.
Research Topics
Storage Systems
Design of block/KV solid-state drives
Device lifetime enhancement
Multi-workload scenarios
Modeling of Systems
Workload characterizationÂ
Resource allocation strategies
Emulation/simulation tools
Operating Systems
Kernel-level solutions
Holistic analysis/optimization
Software stack optimization
Members
Wonil Choi
[Assistant Professor]
Location: Building 311 - Room 611
Education
Ph.D., Pennsylvania State Univ
M.S., Seoul National Univ
B.S., Seoul National Univ
Jongin Choe
jichoe@hanyang.ac.kr
[M.S. Student]
Education
B.S., Hanyang Univ
Research Focus
SSD resource allocation
Device lifetime enhancement
Dongjoon Lee
dongjoonlee@hanyang.ac.kr
[M.S. Student]
Education
B.S., Hanyang Univ
Research Focus
Workload characterization
Emulation tool
Jungho Lee
ljghoo32@hanyang.ac.kr
[M.S. Student]
Education
B.S., Hanyang Univ
Research Focus
KV SSD Design
Publication
2024
An Autonomic Resource Allocating SSD
Dongjoon Lee, Jongin Choe, Chanyoung Park, Kyungtae Kang, Mahmut Kandemir, and Wonil Choi(Accepted for publication) Design, Automation and Test in Europe Conference (DATE'24), Valencia, Spain, March, 20242023
MBFGraph: An SSD-Based Analytics System for Evolving Graphs
Chun-Yi Liu, Wonil Choi, Soheil Khadirsharbiyani, and Mahmut KandemirHigh Performance Computing, Networking, Storage, and Analysis (SC'23), Denver, CO, November, 2023Data Recomputation for Multithreaded Applications
Gulsum Akbulut, Mahmut Kandemir, Mustafa Karakoy, and Wonil ChoiInternational Conference on Computer-Aided Design (ICCAD'23), San Francisco, CA, October, 2023Architecture-Aware Currying
Mahmut Kandemir, Gulsum Akbulut, Wonil Choi, and Mustafa KarakoyParallel Architectures and Compilation Techniques (PACT'23), Vienna, Austria, October, 2023Design of a High-Performance, High-Endurance Key-Value SSD for Large-Key Workloads
Chanyoung Park, Chun-Yi Liu, Kyungtae Kang, Mahmut Kandemir, and Wonil ChoiIEEE Computer Architecture Letters (CAL), 20232022
Multi-Resource Fair Allocation for Consolidated Flash-Based Caching Systems
Wonil Choi, Bhuvan Urgaonkar, Mahmut Kandemir, and Geroge KesidisMiddleware Conference (MIDDLEWARE'22), Quebec City, Quebec, Canada, November, 2022TailCut: Improving Performance and Lifetime of SSDs Using Pattern-Aware State Encoding
Jaeyoung Lee, Myungsuk Kim, Wonil Choi, Sanggu Lee, and Jihong KimDesign Automation Conference (DAC'22), San Francisco, CA, USA, July, 2022MQSim-E: An Enterprise SSD Simulator
Dusol Lee, Duwon Hong, Wonil Choi, and Jihong KimIEEE Computer Architecture Letters (CAL), 20222021
Prolonging 3D NAND SSD Lifetime via Read Latency Relaxation
Chun-Yi Liu, Yunju Lee, Myoungsoo Jung, Mahmut Kandemir, and Wonil ChoiArchitectural Support for Programming Languages and Operating Systems (ASPLOS'21), Virtual, April, 2021GSSA: A Resource Allocation Scheme Customized for 3D NAND SSDs
Chun-Yi Liu, Yunju Lee, Wonil Choi, Myoungsoo Jung, Mahmut Kandemir, and Chita DasHigh-Performance Computer Architecture (HPCA'21), Virtual, February, 2021~ 2020 (Selected)
Fair Write Attribution and Allocation for Consolidated Flash Cache
Wonil Choi , Bhuvan Urgaonkar, Mahmut Kandemir, Myoungsoo Jung, and David EvansArchitectural Support for Programming Languages and Operating Systems (ASPLOS'20), Virtual, March, 2020