Joseph Ro (๋
ธ์์
) (MS, 2025), Enrolling in a PhD program at Indian Institute Of Technology Delhi (IIT Delhi) ย
์์ฌ๋
ผ๋ฌธ: ZNS-Support ํ์ผ์์คํ
์์ Predictive-Append ๋ชจ๋ธ์ ํ์ฉํ Zone ๋ด I/O ๋ณ๋ ฌ ๊ธฐ๋ฒ ์ฐ๊ตฌ
Thesis: Methods for Intra-Zone I/O Parallelism Using Predictive-Append Model in ZNS-Support File System
MS, CSE, Sogang University, 2025 (Awarded Albatross Scholarship)
BS, CSE, Sogang University, 2023
Yoo-Chan Kim (๊น์ ์ฐฌ) (MS, 2025), now at Dnotitia
์์ฌ๋
ผ๋ฌธ: ํด๋ผ์ฐ๋ ์์ ํน์ฑ์ ํ์ฉํ 2๋จ๊ณ ์ํคํ
์ฒ ๊ธฐ๋ฐ์ ๋น์ฉํจ์จ์ ์ธ ๋์คํฌ ๊ธฐ๋ฐ GNN ํ์ต ์ฐ๊ตฌ
Thesis: Leveraging Cloud Resource Characteristics for Cost-Efficient Disk-based GNN Training via Two-Level Architecture
MS, CSE, Sogang University, 2025
BS, CSE, Sogang University, 2023
Junghwan Park (๋ฐ์ ํ) (MS, 2025), now at Korea Aerospace Industries, KAI (ํ๊ตญํญ๊ณต์ฐ์ฃผ์ฐ์
)
์์ฌ๋
ผ๋ฌธ: DRAM ๊ธฐ๋ฐ ์ด์ ๋
ธ๋ ๋ณต์ ๋ฅผ ํ์ฉํ ๊ณ ์ฅ ํ์ฉ ๊ณ ์ฑ๋ฅ ๋ฅ๋ฌ๋ ์ฒดํฌํฌ์ธํธ ์ฐ๊ธฐ ์บ์ ์ค๊ณ
Thesis: Design of a Fault-Tolerant High-Performance Deep Learning Checkpoint Write Cache Utilizing DRAM-Based Neighbor Node Replication
MS, CSE, Sogang University, 2025
BS, CSE/Korean Literature, Sogang University, 2023
Seoyeong Lee (์ด์์) (MS, 2025), Enrolling in a PhD program at University of California, Merced
์์ฌ๋
ผ๋ฌธ: HPC ํ๊ฒฝ์ ๋ณ๋ ฌ Utiilty์์์ ๋ฐ์ดํฐ ๋ฐ ๋ฉํ๋ฐ์ดํฐ I/O ๋ณ๋ชฉ ์ ๊ฑฐ ์ฐ๊ตฌ
Thesis: Eliminating Data and Metadata I/O Bottlenecks in Parallel Utilities for HPC Environments
MS, CSE, Sogang University, 2025
BS, CSE/Chem, Sogang University, 2023
Hamin Hangbo (ํฉ๋ณดํ๋ฏผ) (MS, 2024), now atย Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: BlobDB์ ZNS ํ์ผ ์์คํ
์์ ๋์ผ Victim ์ ์ ์ ํตํ ํจ์จ์ ์ธ Garbage Collection ๊ธฐ๋ฒ
Thesis: Towards A Unified Garbage Collection Strategy in ZNS Key- Value Store File Systems Using Same-Victim GC
MS, CSE, Sogang University, 2024 (Awarded Albatross Fellowship)
Software Engineer, LG CNS, (2021-2022)
BS, CSE, Sogang University, 2021
Seungjin Lee (์ด์น์ง) (MS, 2023), now at PhD Program at University of California, San Diego
์์ฌ๋
ผ๋ฌธ: LSM-tree ๊ธฐ๋ฐ Key-Value SSD์์ ๋ฒ์ ์ง์๋ฅผ ์ํ Iterator Interface ์ฐ๊ตฌ
Thesis: Iterator Interface Extended LSM-tree-based Key-Value SSDs for Range Queries
MS, CSE, Sogang University, 2023 (Awarded Albatross Fellowship)
BS, CSE/EE, Sogang University, 2021
Yonghyeon Cho (์กฐ์ฉํ) (MS, 2023), now at LG Electronics
์์ฌ๋
ผ๋ฌธ: ํด๋ผ์ฐ๋ Spot VM์ ์ฌ์ฉํ๋ ๋ถ์ฐ ๋ฅ๋ฌ๋ ์ํฌ๋ก๋์ ๊ฐ์ฉ์ฑ ์ง์์ ์ํ ์๊ฒฉ ๋ฉ๋ชจ๋ฆฌ ๊ธฐ๋ฐ ๋ค์ค ๋ ๋ฒจ ์ฒดํฌํฌ์ธํ
์ฐ๊ตฌ
Thesis: A Remote Memory-based Multilevel Checkpointing Framework to Support Availability of Distributed Deep Learning Workloads Using Cloud Spot VM
MS, CSE, Sogang University, 2023 (Awarded Albatross Fellowship)
BS, CSE, Sogang University, 2020
Yeohyeon Park (๋ฐ์ฌํ) (MS, 2023), now at LG Electronics (CTO)
์์ฌ๋
ผ๋ฌธ: ๋คํธ์ํฌ ๊ธฐ๋ฐ ํค-๊ฐ ์คํ ๋ฆฌ์ง ์์คํ
๋ฐ ๋ถํ ๋ถ์ฐ I/O ์ค์ผ์ฅด๋ง ๊ธฐ๋ฒ ์ฐ๊ตฌ
Thesis: An Agile Network-Based Key-Value Storage System with Robust Load Orchestration
MS, CSE, Sogang University, 2023
BS, CSE, Sogang University, 2020
Jungwook Han (ํ์ ์ฑ) (MS, 2023), now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: NUMA ์ธ์ง ๋นํ๋ฐ์ฑ ๋ฉ๋ชจ๋ฆฌ ๊ธฐ๋ฐ ํ์ผ ์์คํ
์์ ๋์ ํ์ด์ง ์ด์ฃผ ๊ธฐ๋ฒ ๋ฐ ์๊ณ ๋ฆฌ์ฆ ์ฐ๊ตฌ
Thesis: Dynamic Data Migration Techniques and Algorithms in NUMA-aware Non-Volatile Memory-based File System
MS, CSE, Sogang University, 2023 (Awarded Albatross Fellowship)
BS, CSE, Sogang University, 2021
Siu Jung (์ ์์ฐ) (MS, 2023),ย now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: Zoned Namespace SSD ๋ด๋ถ Firmware์์์ Preemptive Zone Reset ๊ธฐ๋ฒ ์ฐ๊ตฌ
Thesis: Preemptive Zone Reset Design within Zoned Namespace SSD Firmware
MS, CSE, Sogang University, 2023
BS, CSE and French (double major), Sogang University, 2020
Jinhoon Lee (์ด์งํ) (MS, 2023), now at TmaxSoft
์์ฌ๋
ผ๋ฌธ: ๋ฉํฐ ํ
๋ํธ ํด๋ผ์ฐ๋ ํ๊ฒฝ์์ ๊ฐ์ํ ๋ฉ๋ชจ๋ฆฌ์ ์บ์ ํํฐ์
๋์ ๋ํ ์ฐ๊ตฌ
Thesis: A Study on Cache Partitioning of Virtualized Memory in Multi-Tenant Cloud Environment
MS, CSE, Sogang University, 2023
BS, CSE, Sogang University, 2021
Abdul Salam (MS, 2022), now at Ensล Lab (Technical Lead Engineer), Dubai, UAE
์์ฌ๋
ผ๋ฌธ: NVM ๊ธฐ๋ฐ ๋ฉ๋์ฝ์ด ์๋ฒ๋ฅผ ์ํ ํ์ฅ์ฑ ์๋ ์์์ ์ธ R-Tree ์ค๊ณ ์ฐ๊ตฌ
Thesis: Towards Scalable and Persistent R-Tree for Non-Volatile Memory based Many-core Machines
MS, CSE, Sogang University, 2022 (Awarded Sogang Global Fellowship)
BS, Computer Systems Engineering, Mehran University of Engineering and Technology, Pakistan
Soon Hwang (ํฉ์) (MS, 2022), now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: ๋งค๋์ฝ์ด ์๋ฒ์์ F2FS ํ์ผ ์์คํ
์ ๋ฉํ๋ฐ์ดํฐ I/O ํ์ฅ์ฑ ์ฐ๊ตฌ
Thesis: Enabling Metadata I/O Scalability in F2FS on a Manycore Server
MS, CSE, Sogang University, 2022
BS, CSE, Sogang University, 2020
Hee-Rock Lee (์ดํฌ๋ฝ) (MS, 2022), previously at LG Electronics (CTO), now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: Zoned Namespace SSD์์ LSM-tree ๊ธฐ๋ฐ ํค-๊ฐ ์คํ ์ด์ Compaction์ ์ธ์งํ ๋ฐ์ดํฐ์ Zone ๋ฐฐ์น ๊ธฐ๋ฒ ์ฐ๊ตฌ
Thesis: Compaction-Aware Zone Allocation for LSM-tree based Key-Value Store on Zoned Namespace SSD
MS, CSE, Sogang University, 2022
BS, CSE and Philosophy (double major), Sogang University, 2020
Joongeon Park (๋ฐ์ค์ธ) (MS, 2021), previously at Hyundai AutoEver, now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: ํ์ด๋ธ๋ฆฌ๋ ๋ฉ๋ชจ๋ฆฌ ํ๊ฒฝ์์ ๋จธ์ ๋ฌ๋ ๊ธฐ๋ฒ๊ณผ ๋ฉ๋ชจ๋ฆฌ ํ๋์จ์ด ํน์ฑ์ ๊ณ ๋ คํ ํ ๋ฉ๋ชจ๋ฆฌ ์ค๋ธ์ ํธ ๋ฐฐ์น ๊ธฐ๋ฒ ๊ฐ์ ์ฐ๊ตฌ
Thesis: Improvement of Heap Memory Object Placement Considering Machine Learning Technique and Memory Hardware Characteristics in Hybrid Memory System
MS, CSE, Sogang University, 2021
BS, Information and Communication, Myungji University, 2018
Jiyun Park (๋ฐ์ง์ค) (MS, 2021), now at LG Electronics
์์ฌ๋
ผ๋ฌธ: ๋์ฌ์จ์ด ๊ณต๊ฒฉ ๋ฐฉ์ด SSD์์ ์ ์ ์ ๋์ฌ์จ์ด ๊ฐ์ง๋ฅผ ํตํ ํฌ๊ทธ๋ผ์ด๋ I/O ์ง์ฐ ์๊ฐ ๋จ์ถ ๊ธฐ๋ฒ ์ฐ๊ตฌ
Thesis: Reducing Foreground I/O Latency via Preemptive Ransomware Detection on Ransomware Attack Tolerant SSD
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Jung-Hyung Kim (๊น์คํ) (MS, 2021) (Co-advised with Prof. Sungyong Park), now at LG Electronics (CTO)
์์ฌ๋
ผ๋ฌธ: ๋งค๋์ฝ์ด ์๋ฒ๋ฅผ ์ํ ๋นํ๋ฐ์ฑ ๋ฉ๋ชจ๋ฆฌ ํ์ผ์์คํ
์ I/O ์ฑ๋ฅ ์ต์ ํ
Thesis: Optimizing I/O Performance of Non-volatile Memory File System for Manycore server
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Yonghyuk Yoo (์ ์ฉํ) (MS, 2021), now at TmaxSoft
์์ฌ๋
ผ๋ฌธ: ์ด๊ธฐ์ข
GPU ํด๋ฌ์คํฐ ํ๊ฒฝ์์ ๋ฅ๋ฌ๋ ๋ชจ๋ธ์ GPU ์ฒ๋ฆฌ์จ ์ฐจ์ด๋ฅผ ๊ณ ๋ คํ ํ์ดํผ ํ๋ผ๋ฏธํฐ ์ต์ ํ ๊ฐ์ ์ฐ๊ตฌ
Thesis: GPU-Aware Scheduling Framework for Hyper Parameter Optimization Acceleration in Heterogeneous GPU Cluster
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Yungwoo Ko (๊ณ ์์ฐ) (MS, 2021), previously at TmaxSoft and Hyundai AutoEver, ย now at PhD Program at University of Floridia
์์ฌ๋
ผ๋ฌธ: ST-WORM: Intel SGX์ TPM์ ์ด์ฉํ WORM ์คํ ๋ฆฌ์ง ๋ณดํธ
Thesis: ST-WORM: Securing WORM Storage with Intel SGX and TPM
MS, CSE, Sogang University, 2021
BS, CSE and English Culture (double major), Sogang University, 2019
Min-Gyo Jung (์ ๋ฏผ๊ต) (MS, 2021) (Co-advised with Prof. Sungyong Park ), now at Vuno
์์ฌ๋
ผ๋ฌธ: SPDK๋ฅผ ์ฌ์ฉํ Log-Structured Merge Tree ๊ธฐ๋ฐ Computational Storage Device ์ค๊ณ ๋ฐ ๊ตฌํ
Thesis: Design and Implementation of Log-Structured Merge Tree based Computational Storage Device using SPDK
MS, CSE, Sogang University, 2021
BS, CSE, Sogang University, 2019
Jinwoo Ahn (์์ง์ฐ) (MS, 2020), now at Samsung Research
์์ฌ๋
ผ๋ฌธ: ๊ฐ๋ ฅํ ๋ฐ์ดํฐ ๋ณ์กฐ ๋ฐฉ์ด๋ฅผ ์ํ TEE ๊ธฐ๋ฐ์ ์คํ ๋ฆฌ์ง ์์คํ
์ฐ๊ตฌ
Thesis: TEE-based Storage System for Robust Data Tampering Defense
MS, CSE, Sogang University, 2020 (Awarded Albatross Fellowship)
BS, CSE, Sogang University, 2018
Sunghyun Noh (๋
ธ์ฑํ) (MS, 2020), now at Samsung Electronics DS
์์ฌ๋
ผ๋ฌธ: ๋งค๋์ฝ์ด ํ๊ฒฝ์์ F2FS ํ์ผ ์์คํ
์ ๋จ์ผ ํ์ผ I/O ๋ณ๋ ฌํ
Thesis: Parallelizingย Shared File I/O Operations in F2FS on Manycore Servers
MS, CSE, Sogang University, 2020
BS, CSE, Sogang University, 2018
Donghyun Min (๋ฏผ๋ํ) (MS, 2019), now at PhD Program at Sogang University
์์ฌ๋
ผ๋ฌธ: ๋์ฌ์จ์ด ๋ฐ์ดํฐ ๋ณ์กฐ ๊ณต๊ฒฉ ๋ฐฉ์ด๋ฅผ ์ํ ๋จธ์ ๋ฌ๋ ๊ธฐ๋ฐ ๋ฐฑ์
SSD ์ฐ๊ตฌ
Thesis: A Machine Learning-Based Backup SSD against Ransomware Data Attack
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Jangwoong Kim (๊น์ฅ์
) (MS, 2019) (Co-advised with Prof. Sungyong Park), previously at TmaxSoft, now at MOREH
์์ฌ๋
ผ๋ฌธ: ๋ฒ์ ๊ธฐ๋ฐ ๋ฝํน์ ์ด์ฉํ ๋นํ๋ฐ์ฑ ๋ฉ๋ชจ๋ฆฌ ํ์ผ์์คํ
์ ๋จ์ผ ํ์ผ ์ฐ๊ธฐ ๋ณ๋ ฌํ
Thesis: Single File Write Parallelization of A Non-volatile Memory Filesystem Using Range Locking
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Dong-Gyu Park (๋ฐ๋๊ท) (MS, 2019) (Co-advised with Prof. Sungyong Park), now at TmaxSoft
์์ฌ๋
ผ๋ฌธ: P2P DMA ๊ธฐ์ ์ ์ด์ฉํ GPU์ ํค-๊ฐ SSD์ ์ง์ I/O ํ๋ ์์ํฌ ์ฐ๊ตฌ
Thesis: GPUKV: A Direct IO Framework between GPU and Key-Value SSD using PCIe Peer-to-Peer DMA Support on GPU
MS, CSE, Sogang University, 2019 (Awarded Albatross Fellowship)
BS, CSE, Sogang University, 2017
Hyunki Byun (๋ณํ๊ธฐ) (MS, 2019), now at TmaxSoft
์์ฌ๋
ผ๋ฌธ: ๋นํ๋ฐ์ฑ ๋ฉ๋ชจ๋ฆฌ๋ฅผ ํ์ฉํ ํ์ด๋ธ๋ฆฌ๋ ๋ก๊ทธ ๊ธฐ๋ฐ ํ์ผ์์คํ
์ค๊ณ ๋ฐ ๊ตฌํ
Thesis: Design and Implementation of A Hybrid Log-structured File System using Non-Volatile Memory
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017
Taeuk Kim (๊นํ์ฑ) (MS, 2019), previously at TmaxSoft, now at LINE Plus
์์ฌ๋
ผ๋ฌธ: ํ์ด๋ธ๋ฆฌ๋ ๋ฉ๋ชจ๋ฆฌ ์์คํ
์์ ์๋์ง ์๋ชจ ์ ์ฝ์ ๊ณ ๋ คํ ํ ๋ฉ๋ชจ๋ฆฌ ์ค๋ธ์ ํธ ๋ฐฐ์น ์ต์ ํ ์ฐ๊ตฌ
Thesis: Optimizing Heap Memory Object Placement in the Hybrid Memory System with Energy Constraints
MS, CSE, Sogang University, 2019
BS, CSE, Sogang University, 2017