KIISE Top (최우수 학술대회 논문), KIISE Outstanding (우수 학술대회 논문), Top Journal (최우수 논문)
Korean Institute of Information Scientists and Engineers (KIISE) (정보과학회)
Y. Ro, C. Lee, S. Hwang, J.-Y Hwang, H.-Y Kim, Y. Kim
High-Performance I/O Mechanisms for ZNS File Systems
ACM Conference (in revision)
[KIISE Outstanding]
2026
Conference
Kihyun Kim, Seong Jang, Min Heo, Jinwoo Kim, James J. Kim, Youngjae Kim
AegisKV: Runtime Headroom Control for Online LLM Serving via Adaptive Attention Offloading
ACM Conference on Knowledge and Information Management (CIKM), Rome, Italy, November 2026.
[Acceptance Rate: 597/2216 = 26.9%]
[KIISE Top]Seong Jang, Kihyun Kim, Jinwoo Kim, Min Heo, Dong Li, Youngjae Kim
PAVE: Partial KV Cache Eviction for Fine-Grained KV Reclamation in LLM Serving
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS), Genova, Italy, October 2026.
[Acceptance Rate: 25/105 = 23.8%]
[KIISE Outstanding]Soon Hwang, Junhyeok Park, Junghyun Ryu, Seonghoon Ahn, Jeongahn Park, Jeongjin Lee, Jinna Yang, Soonyeal Yang, Jungki Noh, Qing Zeng, Woosuk Chung, Hoshik Kim, Youngjae Kim
OASIS: Object-based Analytics Storage for Multi-layer SQL Offloading in Scientific Tabular Workloads
ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2026), Chicago, IL, November 2026.
[Acceptance Rate = 19.2%]
[KIISE Top]Kyuli Park, Sungmin Yoon, Awais Khan, Sungyong Park, Youngjae Kim
CODA: Breaking CPU Bottlenecks for Scalable Ceph with DPU-Based OSD Decoupling
IEEE International Conference on Cloud Computing (CLOUD), Sydney, Australia, July 13-18, 2026.
[Acceptance Rate: 37/161 = 23.0%]
[KIISE Outstanding]Soon Hwang, Jungki Noh, Woosuk Chung, Youngjae Kim
Scout-and-Reduce: Budget-Aware Storage-Side Reduction for Memory-Safe GPU Analytics
International Conference on Massive Storage Systems and Technology (MSST), Santa Clara, CA, June, 2026.
[KIISE Outstanding]Bodon Jeong, Hongsu Byun, Youngjae Kim, Weikuan Yu, Kyungkeun Lee, Jihoon Yang, Sungyong Park
DUAL-BLADE: Dual-Path NVMe-Direct KV-Cache Offloading for Edge LLM Inference
IEEE International Conference on Distributed Computing Systems (ICDCS), Seoul, South Korea, June 2026.
[Acceptance Rate = 18.59%]
[KIISE Top]Sungjin Byeon*, Kyungwook Min*, Jaewan Park, Sangyun Lee, Hong-Yeon Kim, Junyoung Han, Joo-Young Hwang, Zhichao Cao, Youngjae Kim
ColdMap: Compaction-Aware Cost-Benefit Zone Cleaning for ZNS-Based Key-Value Stores
ACM International Conference on Supercomputing (ICS), Belfast, Northern Ireland, United Kingdom, July 6-9, 2026. (* Equal Contribution)
[Acceptance Rate in the 2nd round: 51/243 = 20.0%]
[KIISE Outstanding]Jaewan Park, Kyungwook Min, Sungjin Byeon, Taewan Noh, Hyungi Park, Xubin He, Hong-Yeon Kim, Youngjae Kim
BucketLSM: Breaking the Compaction Scalability Barrier in LSM-Based Key-Value Stores
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2026), Sydney, Australia, May 2026.
[Acceptance Rate: 62/247 = 25.1%]
[Paper Student Paper Nominee Award]
[KIISE Outstanding]Jinwoo Kim, Kihyun Kim, Hyunsun Chung, Jihoon Yang, James J. Kim, Dong Li, Youngjae Kim
LLM-Pilot: SLO-Aware and Cost-Efficient LLM Serving on Public Cloud VM Clusters via Offloading
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2026), Sydney, Australia, May 2026.
[Acceptance Rate: 62/247 = 25.1%]
[KIISE Outstanding]Kihwan Kim, Hyungsun Yoo, Woojung Kim, Donghyun Min, Myungcheol Lee, Jihoon Yang, Weikuan Yu, Youngjae Kim
VEX: Scaling HNSW-Based Vector Search with DPU Memory and Parallelism
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2026), Sydney, Australia, May 2026.
[Acceptance Rate: 62/247 = 25.1%]
[KIISE Outstanding]
Journal
Yeonwoo Jeong, Hyunji Cho, Kyuli Park, Hongsu Byun, Youngjae Kim, Bodon Jeong, Sungyong Park
CARGO: Cluster-Aware Retrieval with Grouped Optimization for Disk-Based Vector Search
Elsevier Journal of Parallel and Distributed Computing (in review)Junhyeok Park, Junghee Lee, Youngjae Kim
Redesigning Small Payload Transfer Paths for Emerging NVMe SSD Workloads
ACM Transactions on Storage (TOS), (in minor revision)
[Top Journal]
2025
Conference
Yeonwoo Jeong, Hyunji Cho, Kyuli Park, Youngjae Kim, Sungyong Park
CALL: Context-Aware Low-Latency Retrieval in Disk-Based Vector Databases
IEEE International Conference on High Performance Computing, Data, and Analytics (HiPC), Hyderabad, India, December 2025.
[Distinguished Paper Award Nomination]
[BK21 PLUS]Sangyun Lee, Sungjin Byeon, Soon Hwang, Jaewan Park, Joo-Young Hwang, Junyoung Han, Javier González, Awais Khan, Youngjae Kim
SlimIO: Lightweight I/O Path Design for Write Isolation in FDP-backed In-Memory Databases
International Parallel Data Systems Workshop (PDSW) held in conjunction with SC '25, St. Louis, MO, November 2025.
[Acceptance Rate: 7/16 = 44.0%]Kyuli Park, Sungmin Yoon, Farid Talibli, Sungyong Park, Jae-Hyuk Kwak, Kimoon Jeong, Awais Khan, Youngjae Kim
DoCeph: DPU-Offloaded Messaging in Ceph for Reduced Host CPU Utilization
International Workshop on RESource DISaggregation in High-Performance Computing (REDIS) held in conjunction with SC '25, St. Louis, MO, November 2025.Junghyun Ryu, Soon Hwang, Junhyeok Park, Seonghoon Ahn, JeoungAhn Park, Jeongjin Lee, Jinna Yang, Soonyeal Yang, Jungki Noh, Qing Zheng, Woosuk Chung, Hoshik Kim, Youngjae Kim
Integrating Distributed SQL Query Engines with Object-Based Computational Storage
International Workshop on Data Analysis and Reduction for Big Scientific Data (DRBSD) held in conjunction with SC '25, St. Louis, MO, November 2025.Kihyun Kim, Jinwoo Kim, James J. Kim, Dong Li, Youngjae Kim
FlexLLM: Flexible and Cost-Efficient LLM Serving with Heterogeneous GPUs
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2025), Paris, France, October 21-23, 2025.
[Acceptance Rate: 24.0%]
[KIISE Outstanding]Hyunsun Chung, Junhyeok Park, Taewan Noh, Seonghoon Ahn, Kihwan Kim, Ming Zhao, Youngjae Kim
OpenCXD: An Open Real-Device-Guided Hybrid Evaluation Framework for CXL-SSDs
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2025), Paris, France, October 21-23, 2025.
[Acceptance Rate: 24.0%]
[KIISE Outstanding]Junhyeok Park, Junghee Lee, Youngjae Kim
ByteExpress: A High-Performance and Traffic-Efficient Inline Transfer of Small Payloads over NVMe
ACM Workshop on Hot Topics in Storage and File Systems (HotStorage), Boston, MA, USA, July 10-11, 2025. [talk]
[Acceptance Rate: 19/56 = 33.9%]
[Best Paper Award]Hyungwoo Lee, Kihyun Kim, Jinwoo Kim, Jungmin So, Myung-Hoon Cha, Hongyeon Kim, James J. Kim, Youngjae Kim
Disk-Based Shared KV Cache Management for Fast Inference in Multi-Instance LLM RAG Systems
IEEE International Conference on Cloud Computing (CLOUD), Helsinki, Finland, July 7-12, 2025.
[KIISE Outstanding]Kihyun Kim, Jinwoo Kim, Hyunsun Chung, Myung Hoon Cha, Hong-Yeon Kim, Youngjae Kim
Cost-Efficient VM Selection for Cloud-Based LLM Inference with KV Cache Offloading
IEEE International Conference on Cloud Computing (CLOUD), Helsinki, Finland, July 7-12, 2025.
[KIISE Outstanding]Kihwan Kim, Hyunsun Chung, Seonghoon Ahn, Junhyeok Park, Safdar Jamil, Hongsu Byun, Myungcheol Lee, Jinchun Choi, Youngjae Kim
KVAccel: A Novel Write Accelerator for LSM-Tree-Based KV Stores with Host-SSD Collaboration
IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS), Milan, Italy, June 3-7, 2025. [talk]
[Acceptance Rate in the 2nd round: 105/425 = 24.7%]
[Accepted in the 1st round review decision, 1st round review Acceptance Rate under 10%]
[KIISE Outstanding]Safdar Jamil, Awais Khan, Xubin He, Youngjae Kim
DedupKV: A Space-Efficient and High-Performance Key-Value Store via Fine-Grained Deduplication
ACM International Conference on Supercomputing (ICS), Salt Lake City, USA, June 8-11, 2025
[Acceptance Rate: 83/320 = 25.9%]
[KIISE Outstanding]Yoo-Chan Kim, Hong-Yeon Kim, Weikuan Yu, Youngjae Kim
MemoryBridge: Leveraging Cloud Resource Characteristics for Cost-Efficient Disk-based GNN Training via Two-Level Architecture
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2025), Tromsø, Norway, May 2025. [talk]
[Acceptance Rate: 55/219 = 25.1%]
[Machine Learning Track Acceptance Rate: 16/80 = 20.0%]
[KIISE Outstanding]Jeeseob Kim, Hongsu Byun, Seungjae Lee, Myoungjoon Kim, Youngjae Kim, Zaipeng Xie and Sungyong Park
ECO-KVS: Energy-aware Compaction Offloading Mechanism for LSM-tree based Key-Value Stores in Edge Federation
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2025), Tromsø, Norway, May 2025. [talk]
[Acceptance Rate: 55/219 = 25.1%]
[Sustainable IT Systems Track Acceptance Rate: 6/31 = 19.3%]
[KIISE Outstanding]
Journal
Junhyeok Park, Chang-Gyu Lee, Soon Hwang, Seung-Jun Cha, Woosuk Chung, Youngjae Kim
Maximizing Interconnect Bandwidth and Efficiency in NVMe-Based Key-Value SSDs with Fine-Grained Value Transfer
IEEE Micro Special Issue on Cache Coherent Interconnects and Resource Disaggregation Techniques (MICRO) (2025), Volume 45, Number 6, Pages 82-90, November/December 2025. [pdf]
[Top Journal]Seoyeong Lee, Junghwan Park, Yoo-Chan Kim, Sadar Jamil, Awais Khan, Seung Woo Son, Jae-Kook Lee, Do-Sik Ahn, Taeyoung Hong, Youngjae Kim
Leveraging Pre-Built Catalogs and Object-Level Scheduling to Eliminate I/O Bottlenecks in HPC Environments
IEEE Access (2025), Vol. 13, pp. 55984-55995, March 2025.
Publications (2024 and Before)
Conference
Seoyeong Lee, Awais Khan, Yoochan Kim, Junghwan Park, Soon Hwang, Jae-Kook Lee, Taeyoung Hong, Christopher Zimmer, Youngjae Kim
Fault-Tolerant Deep Learning Cache with Hash Ring for Load Balancing in HPC Systems
International Parallel Data Systems Workshop (PDSW) held in conjunction with SC24, Atlanta, GA, November 2024. [talk]Hamin Hwangbo, Joseph Ro, Sungjin Byeon, Safdar Jamil, Junyoung Han, Jooyoung Hwang, Youngjae Kim
Towards A Unified Garbage Collection Strategy in ZNS Key-Value Store File Systems Using Same-Victim GC
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2024), Krakow, Poland, October 21-23, 2024. [talk]
[Acceptance Rate: 25.0%]
[KIISE Outstanding]Junhyeok Park, Chang-Gyu Lee, Soon Hwang, Soonyeal Yang, Jungki Noh, Woosuk Chung, Junghee Lee, Youngjae Kim
BandSlim: A Novel Bandwidth and Space-Efficient KV-SSD with an Escape-from-Block Approach
International Conference on Parallel Processing (ICPP), Gotland, Sweden, August 12-15, 2024. [talk]
[Acceptance Rate: 120/411 = 29.1%]
[KIISE Outstanding]Sungjin Byeon, Joseph Ro, Jun Young Han, Jeong-Uk Kang, Youngjae Kim
Ensuring Compaction and Zone Cleaning Efficiency through Same-Zone Compaction in ZNS Key-Value Store
International Conference on Massive Storage Systems and Technology (MSST), Santa Clara, CA, June, 2024. [pdf] [talk]
[KIISE Outstanding]Yoochan Kim, Kihyun Kim, Yonghyeon Cho, Jinwoo Kim, Awais Khan, Ki-Dong Kang, Baik-Song An, Myung-Hoon Cha, Hong-Yeon Kim, Youngjae Kim
DeepVM: Integrating Spot and On-Demand VMs for Cost-Efficient Deep Learning Clusters in the Cloud
IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2024), Philadelphia, May, 2024. [talk]
[Acceptance Rate: 51/197 = 26.3%]
[KIISE Outstanding]
Distributed, Parallel, and Cluster Computing (cs.DC), 14 pages, arXiv:2403.05861 [cs.DC], March 9, 2024. [arXiv]Yeohyeon Park, Junhyeok Park, Awais Khan, Jungwhan Park, Chang-Gyu Lee, Woosuk Chung, Youngjae Kim
OctoKV: An Agile Network-based Key-Value Storage System with Robust Load Orchestration
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2023), Stony Brook, NY, USA, October 16-18, 2023.
[Acceptance Rate: 30.0%]
[KIISE Outstanding]Inhyuk Park, Qing Zeng, Dominic Manno, Soonyeoal Yang, Jason Lee, David Bonnie, Bradley Settlemyer, Youngjae Kim, Woosuk Chung, Gray Grider
KV-CSD: A Hardware-Accelerated Key-Value Store for Data-Intensive Applications
IEEE International Conference on Cluster Computing (CLUSTER), Santa Fe, NM, October, 2023.
[Acceptance Rate: 32/130 = 24.6%]
[KIISE Outstanding]Sungjin Byeon, Joseph Ro, Safdar Jamil, Jeong-Uk Kang, Youngjae Kim
A Free-Space Adaptive Runtime Zone-Reset Algorithm for Enhanced ZNS Efficiency
ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) (2023), Boston, MA, USA, July 9, 2023. [talk]
[Acceptance Rate: 17/43 = 39.5%]Seungjin Lee, Changgyu Lee, Donghyun Min, Inhyuk Park, Woosuk Chung, Anand Sivasubramaniam, Youngjae Kim
Iterator Interface Extended LSM-tree-based KVSSD for Range Queries
ACM International Systems and Storage Conference (SYSTOR) (2023), Haifa, Israel, June 2023. [talk]
[Acceptance Rate: 12/30 = 40.0%]
[KIISE Outstanding]Jinhoon Lee, Yeonwoo Jung, Suyeon Lee, Safdar Jamil, Sungyong Park, Kwangwon Koh, Hongyeon Kim, Kangho Kim, Youngjae Kim
MFence: Defending Against Memory Access Interference in a Disaggregated Cloud Memory Platform
ACM/SIGAPP Symposium On Applied Computing (SAC) (2023) (Operating Systems Track), March 27-31, 2023. [talk]
[BK21 PLUS]Yeohyeon Park, Chang-Gyu Lee, Seungjin Lee, Inhyuk Park, Soonyeal Yang, Woosuk Chung, Youngjae Kim
BTS: Exploring Effects of Background Task-Aware Scheduling for Key-Value CSDs
International Parallel Data Systems Workshop (PDSW) held in conjunction with SC22, Dallas, TX, November 2022. [talk]Safdar Jamil, Awais Khan, Kihyun Kim, Jae-Kook Lee, Dosik Ahn, Taeyoung Hong, Sarp Oral, Youngjae Kim
DENKV: Addressing Design Trade-offs of Key-value Stores for Scientific Applications
International Parallel Data Systems Workshop (PDSW) held in conjunction with SC22, Dallas, TX, November 2022. [talk]Hyungjoon Kwon, Yonghyeon Cho, Awais Khan, Yeohyeon Park, Youngjae Kim
DeNOVA: Deduplication Extended NOVA File System
IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS), Lyon, France, May 30-June 3, 2022. [talk] [Invited session presentation, IEEE NVMSA 2022 (Virtual)]
[Acceptance Rate: 123/474 = 25.9%]
[KIISE Outstanding]Hee-Rock Lee, Chang-Gyu Lee, Seungjin Lee, Youngjae Kim
Compaction-Aware Zone Allocation for LSM based Key-Value Store on ZNS SSDs
ACM Workshop on Hot Topics in Storage and File Systems (HotStorage), Virtual, June 27-28, 2022. [talk]
[Acceptance Rate: 19/47 = 40.0%]
[Outstanding Workshop]Jungwook Han, Hongsu Byun, Hyeongjoon Kown, Sungyong Park, Youngjae Kim
Is Data Migration Evil in the NVM File System?
International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) held in conjunction with ACSOS21, Virtual, September 27, 2021. [talk]Safdar Jamil, Awais Khan, Bernd Burgstaller, Youngjae Kim
Towards Scalable Manycore-aware Persistent B+-Tree for Efficient Indexing in Cloud Environment
International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) held in conjunction with ACSOS21, Virtual, September 27, 2021. [talk]Jinwoo Ahn, Seungjin Lee, Jinhoon Lee, Yungwoo Ko, Junghee Lee, Youngjae Kim
A Policy-based Versioning SSD with Intel SGX
Cryptography and Security (cs.CR), 14 pages, arXiv:2108.06459 [cs.CR], August 14, 2021. [pdf]Donghyun Min, Youngjae Kim
Isolating Namespace and Performance in Key-Value SSDs for Multi-tenant Environments
ACM Workshop on Hot Topics in Storage and File Systems (HotStorage, Virtual, July 27-28, 2021. [talk]
[Acceptance Rate: 15/40 = 37.5%]
[Best Paper Award Nomination]Chang-Gyu Lee, Sunghyun Noh, Hyeongu Kang, Soon Hwang, Youngjae Kim
Concurrent File Metadata Structure Using Readers-Writer Lock
ACM/SIGAPP Symposium On Applied Computing (SAC) (2021) (Operating Systems Track), March 22-26, 2021. [talk]
[BK21 PLUS]Min-Gyo Jeong, Chang-Gyu Lee, Dong-Gyu Park, Sungyong Park, Jungki Noh, Woosuk Chung, Kyoung Park, Youngjae Kim
GPUKV: An Integrated Framework with KVSSD and GPU through P2P Communication Support
ACM/SIGAPP Symposium On Applied Computing (SAC) (2021) (Operating Systems Track), March 22-26, 2021. [talk] [BK21 PLUS]Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Ali Butt, Youngjae Kim
An Analysis of System Balance and Architectural Trends Based on Top500 Supercomputers
International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia) (2021), January 20-22, 2021. [talk]June-Hyung Kim, Youngjae Kim, Safdar Jamil, Sungyong Park
A NUMA-aware NVM File System Design for Manycore Server Applications
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2020), Nice, France, November 17-19, 2020. [talk]
[Acceptance Rate: 27.0%]
[KIISE Outstanding]Jinwoo Ahn, Junghee Lee, Yungwoo Ko, Donghyun Min, Jiyoon Park, Sungyong Park, Youngjae Kim
DiskShield: A Data Tamper-Resistant Storage for Intel SGX
ACM ASIA Conference on Computer and Communications Security (ASIACCS) (2020), Taipei, Tiwan, October 5-9, 2020. [talk]
[Acceptance Rate: 67/308=21.7%]
[KIISE Outstanding]Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Jinsuk Ma, Myeong-Hoon Oh, Youngjae Kim
Persistent Memory Object Storage and Indexing for Scientific Computing
Workshop of Memory Centric High Performance Computing (MCHPC) (2020) held in conjunction with SC20, November 11, 2020. [talk]Joongeon Park, Safdar Jamil, Awais Khan, Sangkeun Lee, Youngjae Kim
ScaleML: Machine Learning based Heap Memory Object Scaling Prediction
IEEE Non-Volatile Memory Systems and Applications (NVMSA) (2020), Korea, August, 2020. [talk]Chang-Gyu Lee, Hyeongu Kang, Donggyu Park, Sungyong Park, Youngjae Kim, Jungki Noh, Woosuk Chung, Kyoung Park
iLSM-SSD: An Intelligent LSM-tree based Key-Value SSD for Data Analytics
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2019), Rennes, France, October 22-25, 2019.
[Acceptance Rate: 29/122 = 23.8%]
[KIISE Outstanding]Khu-rai Kim, Youngjae Kim, Sungyong Park
Towards Robust Data-driven Parallel Loop Scheduling Using Bayesian Optimization
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2019), Rennes, France, October 22-25, 2019.
[Acceptance Rate: 32.0%, 39 papers accepted for 29 regular and 10 short papers combined out of 122 submitted]
[KIISE Outstanding]Chang-Gyu Lee, Hyunki Byun, Sunghyun Noh, Hyeongu Kang, Youngjae Kim
Write Optimization of Log-structured Flash File System for Parallel I/O on Manycore Servers
ACM International Systems and Storage Conference (SYSTOR) (2019), Haifa, Israel, June 2019.
[Acceptance Rate: 14/44 = 31.8%, 14 full papers accepted out of 44 submitted]
[KIISE Outstanding]June-Hyung Kim, Jangwoong Kim, Hyeongu Kang, Chang-Gyu Lee, Sungyong Park, Youngjae Kim
pNOVA: Optimizing Shared File I/O Operations of NVM File System on Manycore Servers
ACM SIGOPS Asia-Pacific Workshop on Systems (APSys) (2019), Hangzhou, China, August 19-20, 2019. [talk]
[Acceptance Rate: 15/35 = 42.8%]Sanghyeok Kim, Jeho Song, Sangyeon Woo, Youngjae Kim, Sungyong Park
Gas Consumption-aware Dynamic Load Balancing in Ethereum Sharding Environments
International Workshop on Autonomic Management of Grid and Cloud Computing (AMGCC) (2019), Umea, Sweden, June 20, 2019.Awais Khan, Chang-Gyu Lee, Prince Hamandawana, Sungyong Park, Youngjae Kim
A Robust Fault-Tolerant and Scalable Cluster-wide Deduplication for Shared-Nothing Storage Systems
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2018), Milwaukee, WI, USA, September 25-28, 2018. [talk]
[KIISE Outstanding]Young-Hoon Park, Minwoo Gu, Sungju Yoo, Youngjae Kim, Sungyong Park
DymGPU: Dynamic Memory Management for Sharing GPUs in Virtualized Clouds
International Workshop on Autonomic Management of Grid and Cloud Computing (AMGCC) (2018), Trento, Italy, September, 2018.Awais Khan, Muhammad Attique, Youngjae Kim, Sungyong Park, Byungchul Tak
EdgeStore: A Single Namespace and Resource-aware Federation File System for Edge Servers
IEEE International Conference on Edge Computing (EDGE) (2018) (Edge Cooperation Track), San Francisco, CA, July 2018.Xu Ji, Chao Wang, Nosayba El-Sayed, Xiaosong Ma, Youngjae Kim, Sudharshan S. Vazhkudai, Wei Xue, Daniel Sanchez
Understanding Object-level Memory Access Patterns Across the Spectrum
ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2017), Denver, CO, November 2017.
[Acceptance Rate: 61/327 = 18.9%]
[KIISE Top]Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai, Geoffroy R. Valle ́e, Seung-Hwan Lim, Ali Butt
TagIt: An Integrated Search and Discovery Service for File Systems
ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2017), Denver, CO, November 2017.
[Acceptance Rate: 61/327 = 18.9%]
[KIISE Top]Jang Woong Kim, Jae-Hoon Kim, Awais Khan, Youngjae Kim, Sungyong Park
ZonFS: A Storage Class Memory File System with Memory Zone Partitioning on Linux
International Workshop on Autonomic Management of High performance Grid and Cloud Computing (AMGCC) (2017), Tucson, AZ, USA, September, 2017.Chintan Chavda, Ethan C. Ahn, Yu-Sheng Chen, Youngjae Kim, Kalidas Ganesh, Junghee Lee
Vulnerability Analysis of On-Chip Access-Control Memory
USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage) (2017), Santa Clara, CA, July 10-11, 2017. [talk]
[Acceptance Rate: 21/51 = 41.1%]Sangken Lee, Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai, AnalyzeThat: A Programmable Shared-Memory System for an Array of Processing-In-Memory Devices, IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2017), Madrid, Spain, May 2017. [pdf]
[KIISE Outstanding]Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai, Devesh Tiwari, Ali Anwar, Ali Butt, Lavayna Ramakrishnan
AnalyzeThis: An Analysis Workflow-Aware Storage System
ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2015), Austin, TX, November 2015.
[Acceptance Rate: 79/358 = 22.0%]
[KIISE Top]Youngjae Kim, Scott Atchley, Geoffroy R. Vallee, Galen M. Shipman
LADS: Optimizing Data Transfers Using Layout-Aware Data Scheduling
USENIX Conference on File and Storage Technologies (FAST) (2015), San Jose, CA, February, 2015.
[Acceptance Rate: 28/130 = 21.5%]
[KIISE Top]Sarp Oral, James Simmons, Jason Hill, Dustin Leverman, Feiyi Wang, Matt Ezell, Ross Miller, Douglas Fuller, Raghul Gunasekaran, Youngjae Kim, Saurabh Gupta, Devesh Tiwari, Sudharshan Vazhkudai, James H. Rogers, David Dillow, Galen M. Shipman, Arthur S. Bland
Best Practices and Lessons Learned from Deploying and Operating Large-Scale Data-Centric Parallel File Systems
ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2014), New Orleans, LA, November 16-21, 2014.
[Acceptance Rate: 82/394=21.3%]
[KIISE Top]Raghul Gunasakaren, Youngjae Kim
Feedback Computing in Leadership Compute Systems
USENIX International Workshop on Feedback Computing, co-located with USENIX ATC, Philadelphia, PA, June 2014.Geoffroy R. Vallee, Scott Atchley, Youngjae Kim, Galen M. Shipman
End-to-End Data Movement Using MPI-IO Over Routed Terabits Infrastructures
IEEE/ACM International Workshop on Network-aware Data Management (NDM) (2013), co-located with SC13, Denver CO, November 2013.David Dillow, Sarp Oral, Douglas Fuller, Jason Hill, Dustin Leverman, Sudharshan Vazhkudai, Feiyi Wang, Youngjae Kim, James H. Rogers, James Simmons, Ross G. Miller
OLCF’s 1TB/s, Next-Generation Spider File System
Cray User Group conference (CUG) (2013), Napa Valley, CA, May 6-9, 2013.Devesh Tiwari, Simona Bobila, Sudharshan Vazhkudai, Youngjae Kim, Xiaosong Ma, Peter Desnoyers, Yan Solin
Active Flash: Towards Energy-Efficient, In-Situ Data Analytics on Extreme-Scale Machines
USENIX Conference on File and Storage Technologies (FAST) (2013), San Jose, CA, February, 2013.
[Acceptance Rate: 24/127 = 18.9%]
[KIISE Top]Devesh Tiwari, Sudharshan Vazhkudai, Youngjae Kim, Xiaosong Ma, Simona Boboila, Peter Desnoyers
Reducing Data Movement Costs using Energy-Efficient Active, Computation on SSD
USENIX Workshop on Power-Aware Computing and Systems (HotPower) (2012), co-located with OSDI, Hollywood, CA, October 2012.
[Acceptance Rate: 10/39 = 25.6%]Seung-Hwan Lim, Jae-Seok Huh, Youngjae Kim, Galen M. Shipman, Chita Das
D-Factor: A Quantitative Model of Application Slow-Down in Shared Service Systems with Multiple Resources
ACM Int'l Conference on Measurement and Modeling of Computer Systems (SIGMETRICS) (2012), London, United Kingdom, June 11-15, 2012. [pdf]
[Acceptance Rate: 31/203 = 15.2%]
[KIISE Top]Chao Wang, Sudharshan Vazhkudai, Xiaosong Ma, Fei Meng, Youngjae Kim, Christian Engelmann
NVMalloc: Exposing an Aggregate SSD Store as a Memory Partition in Extreme-Scale Machines
IEEE Int'l Parallel and Distributed Processing Symposium () (2012), Shanghai, China, May 21-25, 2012.
[Acceptance Rate: 118/569 = 20.7%]
[KIISE Outstanding]Galen M. Shipman, David Dillow, Doug Fuller, Raghul Gunasekaran, J. Hill, Youngjae Kim, Sarp Oral, Doug Reitz, James Simmons, Feiyi Wang
A Next-Generation Parallel File System Environment for the OLCF
Cray User Group conference (CUG) (2012), Stuttgart, Germany, April 29-May 3, 2012.Simona Boboila, Youngjae Kim, Sudharshan Vazhkudai, Peter Desnoyers, Galen M. Shipman
Active Flash: Out-of-core Data Analytics on Flash Storage
IEEE Symposium on Massive Storage Systems and Technologies (MSST) (2012), Monterey, CA, April 16-20, 2012. [pdf]
[Acceptance Rate: 14/57 = 24.5%]
[KIISE Outstanding]David Dillow, Sarp Oral, Galen M. Shipman, Zhe Zhang, Youngjae Kim
Enhancing I/O Throughput via Efficient Routing and Placement for Large-scale Parallel File Systems
IEEE Int’l Performance Computing and Communications Conference (IPCCC) (2011), Orlando, FL, November 17-19, 2011.
[Acceptance Rate: 36/129 = 27.9%]Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar, Piotr Berman, Anand Sivasubramaniam
HybridStore: A Cost-Efficient, High-Performance Storage System Combining SSDs and HDDs
IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2011), Singapore, July 25-27, 2011. [pdf]
[Acceptance rate: 41/157 = 26.1%]
[KIISE Outstanding]Ramya Prabhakar, Sudharshan Vazhkudai, Youngjae Kim, Ali Butt, Min Li, Mahmut Kantemir
Provisioning a Multi-Tiered Data Staging Area for Extreme-Scale Machines
International Conference on Distributed Computing Systems (ICDCS) (2011), Minneapolis, Minnesota, June 20-24, 2011.
[Acceptance Rate: 87/565 = 15.1%]
[KIISE Top]Seung-Hwan. Lim, Jae-Seok. Huh, Youngjae Kim, Chita Das
Migration, Assignment, and Scheduling of Jobs in Virtualized Environment
USENIX Workshop on Hot Topics in Cloud Computing (HotCloud) (2011), co-located with USENIX ATC, Portland, OR, June 2011.
[Acceptance Rate: 23/72 = 31.0%]Youngjae Kim, Sarp Oral, Galen M. Shipman, Junghee Lee, David Dillow, Feiyi Wang
Harmonia: A Globally Coordinated Garbage Collector for Arrays of Solid-state Drives
IEEE Symposium on Massive Storage Systems and Technologies (MSST) (2011), Denver, Colorado, May 23-27, 2011.
[Acceptance Rate: 15/63 = 23.8%]
[KIISE Outstanding]Junghee Lee, Youngjae Kim, Galen M. Shipman, Sarp Oral, Feiyi Wang, Jongman Kim
A Semi-Preemptive Garbage Collector for Solid State Drives
IEEE Int'l Symposium on Performance Analysis of Systems and Software (ISPASS) (2011), Austin, TX, April 10-12, 2011.
[Best Paper Award Nomination]
[KIISE Outstanding]Min Li, Sudharshan Vazhkudai, Ali Butt, Fei Meng, Xiaosong Ma, Youngjae Kim, Christian Engelmann, Galen M. Shipman
Functional Partitioning to Optimize End-to-End Performance on Many-Core Architectures
IEEE/ACM Int'l Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2010), New Orleans, LA, November 2010.
[Acceptance Rate: 51/253 = 20.1%]
[KIISE Top]Youngjae Kim, Raghul Gunasekaran, Galen M. Shipman, David Dillow, Zhe Zhang, Brad Settlemyer
Workload Characterization of a Leadership Class Storage
Petascale Data Storage Workshop in conjunction with SC (PDSW) (2010), held in conjunction with SC10, New Orleans, LA, November 2010.Myoungjae Jeon, Jae-Ho Hwang, Youngjae Kim, Jae-Wan. Jang, Joonwon Lee, Euiseong Seo
Measurement, Modeling, and Analysis of a Large-scale Blog Sever Workload
International Symposium on Social Computing Applications (SCA) (2010), Minneapolis, MN, August 2010.
[Invited paper, only 15% selected from SocialCom-10 submissions]Youngjae Kim, Brendan Tauras, Aayush Gupta, Bhuvan Urgaonkar
FlashSim: A Simulator for NAND Flash-based Solid-State Drives
International Conference on Advances in System Simulation (SIMUL) (2009), Porto, Portugal, September 2009. [pdf]
[Acceptance Rate: 31.0%]Aayush Gupta, Youngjae Kim, Bhuvan Urgaonkar
DFTL: A Flash Translation Layer Employing Demand-based Selective Caching of Page-level Address Mappings
International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS) (2009), Washington DC, March 2009. [pdf]
[Acceptance Rate: 29/113 = 21.8%]
[KIISE Top]Jeonghwan Choi, Youngjae Kim, Anand Sivasubramaniam, Jelena Srebric, Qian Wang, Joonwon Lee
Modeling and Managing Thermal Profiles of Rack-mounted Servers with ThermoStat
International Symposium on High Performance Computer Architecture (HPCA) (2007), Phoenix, Arizona, February 2007.
[Acceptance Rate: 28/174 = 16.0%]
[Best Paper Award Nomination]
[KIISE Top]Youngjae Kim, Sudhanva Gurumurthi, Anand Sivasubramaniam
Understanding the Performance-Temperature Interactions in Disk I/O of Server Workloads
IEEE Int'l Symposium on High Performance Computer Architecture (HPCA) (2006), Austin, Texas, February 2006.
[Acceptance Rate: 26/172 = 15.6%]
[KIISE Top]Youngjae Kim, Soyeon Park, Seungryoul Maeng
Practical Schemes Using Logs for Lightweight Recoverable DSM
International Conference on Parallel and Distributed Computing and Systems (PDCS) (2003), Marina del Rey, CA, November 2003.Soyeon Park, Youngjae Kim, Seungryoul Maeng
Lightweight Logging and Recovery for Distributed Shared Memory over Virtual Interface Architecture
International Symposium on Parallel and Distributed Computing (ISPDC) (2003), Ljubljana, Slovenia, October 2003.
Journal
Safdar Jamil, Joseph Ro, Jooyoung Hwang, Youngjae Kim
Efficient Data Placement in Deduplication enabled ZenFS via CRC-Based Prediction,
IEEE Access (2024), Vol.12, pp. 197233-197246, December 2024.Hongsu Byun, Safdar Jamil, Jungwook Han, Sungyong Park, Myungcheol Lee, Changsoo Kim, Beongjun Choi, Youngjae Kim
An Analytical Model-based Capacity Planning Approach for Building CSD-based Storage Systems
ACM Transactions on Embedded Computing Systems (TECS) (2024), Vol.23, Issue 6, No. 92, pp. 1-25, September 2024.
[Top Journal]Yonghyeon Cho, Yoochan Kim, Kihyun Kim, Jinwoo Kim, Hong-Yeon Kim, Youngjae Kim
Optimizing Multi-level Checkpointing for Distributed Deep Learning Workloads on Cloud Spot VM Clusters
IEEE Access (2024), Vol. 12, pp. 116891-116904, August 2024.Yeohyeon Park, Junhyeok Park, Junghwan Park, Awais Khan, Kyungpyo Kim, Sung-Soon Park, Youngjae Kim
OctoFAS: A Two-Level Fair Scheduler for Enhancing Fairness in Network-based Key-Value Storage
MDPI Electronics (Electronics) (2024), Vol.13, No. 3, February 2024.Hongsu Byun, Safdar Jamil, Junghyun Ryu, Sungyong Park, Myungcheol Lee, Sung-Soon Park, Youngjae Kim
Provisioning CSD-based Storage Systems with Erasure-Coding Offloaded to the CSD
Journal of Semiconductor Technology and Science, vol. 24, no. 1, pp.273-282, February 2024.Donghyun Min, Kihyun Kim, Chaewon Moon, Awais Khan, Seungjin Lee, Changhwan Yun, Woosuk Chung, Youngjae Kim
A Multi-Tenant Key-Value SSD with Secondary Index for Search Query Processing and Analysis
ACM Transactions on Embedded Computing Systems (TECS) (2023), Vol.22, Issue 4, No. 65, pp. 1-27, July 2023.
[Top Journal]Siu Jung, Seungjin Lee, Jungwook Han, Youngjae Kim
Preemptive Zone Reset Design within Zoned Namespace SSD Firmware
MDPI Electronics (Electronics) (2023), Vol.12, No. 4, February 2023.Yeonwoo Jeong, Gyeonghwan Jung, Kuri Park, Youngjae Kim, Sungyong Park
Empirical Analysis of Disaggregated Cloud Memory on Memory Intensive Applications
Journal of Semiconductor Technology and Science, vol. 23, no. 5, pp.273-282, October. 2023. [pdf]Donghyun Min, Yungwoo Ko, Ryan Walker, Junghee Lee, Youngjae Kim
A Content-based Ransomware Detection and Backup Solid-State Drive for Ransomware Defense
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD) (2022), Vol. 41, No. 7, pp. 2038-2051, July 2022.
[Top Journal]Abdul Salam, Safdar Jamil, Sungwon Jung, Sung-Soon Park, Youngjae Kim
Future-based Persistent Spatial Data Structure for NVM-based Manycore Machines
IEEE Access (2022), Vol.10 , pp. 114711-114724, October 2022.Khu-rai Kim, Youngjae Kim, Sungyong Park
A Probabilistic Machine Learning Approach to Scheduling Parallel Loops with Bayesian Optimization
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2021), Vol. 32, No. 7, pp. 1815-1827, July 2021.
[Top Journal]Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Youngjae Kim
MOSIQS: Persistent Memory Object Storage with Metadata Indexing and Querying for Scientific Computing
IEEE Access (2021), Vol.09 , pp. 85217-85231, June 2021.Jaewon Son, Yonghyuk Yoo, Khu-rai Kim, Youngjae Kim, Kwonyong Lee, Sungyong Park
A GPU Scheduling Framework to Accelerate Hyper-Parameter Optimization in Deep Learning Clusters
MDPI Electronics, Vol.10, No. 3, February 2021.June-Hyung Kim, Youngjae Kim, Safdar Jamil, Chang-Gyu Lee, Sungyong Park
Parallelizing Shared File I/O Operations of NVM File System for Manycore Servers
IEEE Access (2021), Vol.09 , pp. 24570-24585, January 2021.Hyogi Sim, Awais Khan, Sudharshan Vazhkudai, Seung-Hwan Lim, Ali Butt, Youngjae Kim
An Integrated Indexing and Search Service for Distributed File Systems
IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 31, No. 10, pp. 2375-2391, October 2020.
[Top Journal]Prince Hamandawana, Awais Khan, Chang-Gyu Lee, Sungyong Park, Youngjae Kim
Crocus: Enabling Computing Resource Orchestration for Inline Cluster-wide Deduplication on Scalable Storage Systems
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2020), Vol. 31, No. 8, pp. 1740-1753, August 2020.
[Top Journal]Awais Khan, Prince Hamandawana, Youngjae Kim
A Content Fingerprint-based Cluster-wide Inline Deduplication for Shared-Nothing Storage Systems
IEEE Access (2020), Vol.08 , pp. 209163-209180, November 2020.Jiwon Choi, Hwiwon Lee, Younggi Park, Huy Kang Kim, Junghee Lee, Youngjae Kim, Gyuho Lee, Shin-Woo Shim, Taeyu Kim
PhantomFS-v2: Dare You To Avoid This Trap
IEEE Access (2020), Vol.08 , pp. 198285-198300, October 2020.Taeuk Kim, Safdar Jamil, Joongeon Park, Youngjae Kim
Optimizing Heap Memory Object Placement in the Hybrid Memory System with Energy Constraints
IEEE Access (2020), Vol.08 , pp. 130323-130339, July 2020.Awais Khan, Muhammad Attique, Youngjae Kim
iStore: Towards the Optimization of Federation File Systems
IEEE Access (2019), Vol. 7, No. 1, pp. 65652-65666, December 2019. [pdf]Kasu Preethika, Taeuk Kim, Jung-Ho Um, Kyungsoo Park, Scott Atchley, Youngjae Kim
FTLADS: Fault-Tolerant Object-Logging based Big Data Transfer System using Layout-Aware Data Scheduling
IEEE Access (2019), Vol. 7, No. 1, pp. 37448-37462, March 2019.Safdar Jamil, Abdul Salam, Awais Khan, Bernd Burgstaller, Sung-Soon Park, Youngjae Kim
Scalable NUMA-aware Persistent B+-tree for Non-Volatile Memory Devices
Cluster Computing: The Journal of Networks, Software Tools and Applications, published online, November 2022.Sangyeon Woo, Jeho Song, Sanghyeok Kim, Youngjae Kim, Sungyong Park
GARNET: Improving Throughput using Gas Consumption-aware Relocation in Ethereum Sharding Environments
Cluster Computing: The Journal of Networks, Software Tools and Applications (2020), Vol.23, No. 3, pp. 2235-2247, September 2020.Minwoo Gu, Young-Hoon Park, Youngjae Kim, Sungyong Park
Low-overhead Dynamic Sharing of Graphics Memory Space in GPU Virtualization Environments,
Cluster Computing: The Journal of Networks, Software Tools and Applications (2020), Vol.23, No. 3, pp. 2167-2178, September 2020.Jangwoong Kim, Youngjae Kim, Awais Khan, Sungyong Park,
Understanding the Performance of Storage Class Memory Filesystems in the NUMA architecture
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), 22(2): 347-360, June 2019.Sangken Lee, Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai
A Programmable Shared-Memory System for an Array of Processing-In-Memory Devices
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), 22(2): 385-398, June 2019.Ronnie Mativenga, Joon-Young Paik, Youngjae Kim, Junghee Lee, Tae-Sun Chung
RFTL: Improving Performance of Selective Caching-based Page-level FTL through Replication
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), Vol. 22, No. 1, pp. 25-41, March 2019.Hyogi Sim, Geffroy Vall ´ee, Youngjae Kim, Sudharshan Vazhkudai, Devesh Tiwari, Ali Butt
An Analysis Workflow-Aware Storage System for Multi-Core Active Flash Arrays
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2019), Vol. 30, No. 2, pp. 271-285, February 2019.
[Top Journal]Awais Khan, Taeuk Kim, Hyunki Byun, Youngjae Kim
SCISPACE: A Scientific Collaboration Workspace for GeoDistributed HPC Data Centers
Future Generation Computer Systems (FGCS) (2019), Vol 101, December 2019, pp. 398-409. [5-Year IF: 5.768]
[Top Journal]Donghyun Min, Donggyu Park, Jinwoo Ahn, Ryan Walker, Junghee Lee, Sungyong Park, Youngjae Kim
Amoeba: An Autonomous Backup and Recovery SSD for Ransomware Defense
IEEE Computer Architecture Letters (CAL) (2018), 17(2):245-248 (December 2018). [pdf] [Acceptance Rate: Approximately 24%]
[2018 Best Paper Award]
[Top Journal]
Invited Session Presentation of 2018 Best CAL Papers, HPCA, Washington DC, USA, February 16-20, 2019.Taeuk Kim, Awais Khan, Youngjae Kim, Preethika Kasu, Scott Atchley
NUMA-Aware Thread Scheduling for Big Data Transfers over Terabits Network Infrastructure
Scientific Programming (SP) (2018), vol. 2018, Article ID 4120561, 8 pages, 2018.Junghee Lee, Kalidas Ganesh, Hyuk-Jun Lee, Youngjae Kim
FeSSD: A Fast Encrypted SSD Employing On-Chip Access-Control Memory
IEEE Computer Architecture Letters (CAL) (2017), 16(2):115-118 (December 2017).
[Acceptance Rate: Approximately 24%]
[Top Journal]Youngjae Kim, Scott Atchley, Geoffroy R. Vallée, Sangken Lee, Galen M. Shipman
Optimizing End-to-End Big Data Transfers over Terabits Network Infrastructure
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2017), Vol. 28, No. 1, pp. 188-201, January 2017.
[Top Journal]Kalidas Ganesh, Youngjae Kim, Monobrata Debnath, Sungyong Park, Junghee Lee
LAWC: Optimizing Write Cache using Layout-Aware I/O Scheduling for All Flash Storage
IEEE Transactions on Computers (TC) (2017), Vol. 66, No. 11, pp. 1890-1902, November 2017.
[Top Journal]Seung-Hwan Lim, Youngjae Kim
A Quantitative Model of Application Slow-Down in Multi-Resource Shared Systems
Performance Evaluation (PEVA) (2017), Vol. 108, pp. 32-47, February 2017.
[Top Journal]Junghee Lee, Youngjae Kim, Jongman Kim, Galen Shipman
Synchronous I/O Scheduling of Independent Write Caches for an Array of SSDs
IEEE Computer Architecture Letters (CAL) (2015), 14(2):79-82 (July 2015). [Acceptance Rate: Approximately 24%]
[Top Journal]Youngjae Kim
An Empirical Study of Redundant Array of Independent Solid-State Drives (RAIS)
Cluster Computing: The Journal of Networks, Software Tools and Applications (2015), Vol. 18, No. 2, pp. 963-977, June 2015.Youngjae Kim, Raghul Gunasakaren
Understanding I/O Characteristics of a Peta-scale Storage System
Journal of Supercomputing: An International Journal of High-Performance Computer Design, Analysis, and Use (2015), Vol. 71, No. 3, pp. 761-780, March 2015.Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar, Peter Berman, Anand Sivasubramaniam
HybridPlan: A Capacity Planning Technique for Projecting Storage Requirements in Hybrid Storage Systems
Journal of Supercomputing: An International Journal of High-Performance Computer Design, Analysis, and Use (2014), Vol. 67, No. 1, pp. 277-303, January 2014.Youngjae Kim, Junghee Lee, Sarp Oral, David Dillow, Feiyi Wang, Galen M. Shipman
Coordinating Garbage Collection for Arrays of Solid-state Drives
IEEE Transactions on Computers (TC) (2014), Vol. 63, No. 4, pp. 888-901, April 2014.
[Top Journal]Junghee Lee, Youngjae Kim, Galen M. Shipman, Sarp Oral, Jongman Kim
Preemptible I/O Scheduling of Garbage Collection for Solid-state Drives
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD) (2013), Vol. 32, No. 2, pp. 247-260, February 2013.
[Top Journal]Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar
A Temporal Locality-aware Page-Mapped Flash Translation Layer
Journal of Computer Science and Technology (JCST) (2013), Vol. 28, No. 6, pp. 1025-1044, November 2013.Myeongjae Jeon, Youngjae Kim, Jaeho Hwang, Joonwon Lee, Euiseong Seo
Workload Characterization and Performance Implications of Large-Scale Blog Servers
ACM Transactions on the Web (TWEB) (2012), Vol. 6, No. 4, pp. 1-26, November 2012.
[Top Journal]Seonyeong Park, Youngjae Kim, Bhuvan Urgaonkar, Joonwon Lee, Euiseong Seo
A Comprehensive Study on Energy Efficiency and Performance of Flash-based SSD
Elsevier Journal of System Architecture (JSA) (2011), Vol. 57, No. 4, pp. 354-365, April 2011.Youngjae Kim, Jeonghwan Choi, Sudhanva Gurumurthi, Anand Sivasubramaniam
Managing Thermal Emergencies in Disk-Based Storage Systems
Journal of Electronic Packaging, Transactions of the ASME (JEP) (2008), December 2008.Jeonghwan Choi, Youngjae Kim, Anand Sivasubramaniam, Jelena Srebric, Qian Wang, Joonwon Lee
CFD-based Tool for Studying Temperature in Rack-mounted Servers
IEEE Transactions on Computers (TC) (2008), Volume 57, Issue 8, Pages 1129-1142, August 2008.
[Top Journal]Sudhanva Gurumurthi, Youngjae Kim, Anand Sivasubramaniam
Using STEAM for Thermal Simulation of Storage Systems
IEEE Micro Special Issue on Computer Architecture Simulation and Modeling (MICRO) (2006), Volume 26, Number 4, Pages 43-51, July/August 2006. [pdf]
[Top Journal]
Book Chapter
Youngjae Kim, Sudhanva Gurumurthi, Anand Sivasubramaniam, Thermal Management for High Performance Storage systems, Handbook of Energy-Aware and Green Computing, edited by I. Ahmad and S. Ranka, Chapman and Hall/CRC Press, January 2012.
US Patent
Data storage device identifying tenants and operating method thereof, D. Min, Y. Kim, Patent No. US 11,995,313 B2, Pub. Date: May 28, 2024 [pdf]
System including an application processor and a data storage device providing data, C. Lee, Y. Kim, D. Park, M. Jung, S. Park, J.-K Noh, W.-S Chung, K. Park, Patent No. US 11,550,504 B2, Pub. Date: January 10, 2023. [pdf]
Method for blocking access of malicious application and storage device implementing the same, Y. Kim, J. Lee, J. Ahn, D. Park, S. Park, No. 10,831,916 A1, Pub. Date: February. 6, 2020. [pdf]
Coordinated Garbage Collection for RAID Array of Solid State Disks, D.-A. Dillow, Y. Kim, H.-S. Oral, G.-M. Shipman, F. Wang, U.S. Patent No. 8,713,268 B2, Pub. Date: April 29, 2014. [pdf]
Posters
Soon Hwang, Junhyuk Park Junghyun Ryu, Jungahn Park, Jeongjin Lee, Jungki Noh, Soonyeal Yang, Woosuk Chung, Youngjae Kim, Improving SQL Query Execution of Distributed Query Engines on Object-Based Computational Storage through Multi-Layered Offloading, Work-In-Progress (WIP) Presenation in the 9th International Parallel Data Systems Workshop (PDSW) held in conjunction with SC24, Atlanta, GA, November 2024. [pdf] [talk]
Junghyun Ryu, Hongsu Byun, Myungcheol Lee, Jinchun Choi, Youngjae Kim, Evaluation of Erasure Coding and Opportunistic Offloading Algorithms using DPU in Distributed Storage Systems, (Poster) IEEE Non-Volatile Memory Systems and Applications (NVMSA) (2024), Korea, August, 2024. [pdf] [poster]
Awais Khan, Soon Hwang, Chris Zimmer, Sarp Oral, Youngjae Kim, Addressing I/O Bottleneck for Large-Scale Deep Learning Applications on HPC Systems, Poster Presentation, SOS26, March 2024. [poster]
Yeohyeon Park, Changgyu Lee, Kyungpyo Kim, Sung-Soon Park, Youngjae Kim, Enabling a Network Key-Value Store with a Key-Value Storage Interface Using the SPDK, Technical Report, Dept. of Computer Science and Engineering, Sogang University, June 2022. [pdf] [poster]
Safdar Jamil, Awais Khan, Youngjae Kim, Exploring Data Deduplication in LSM Tree-based Key-Value Stores, Work-In-Progress, USENIX Conference on File and Storage Technologies (FAST) (2022), San Jose, CA, February 2022.
Soon Hwang, Changgyu Lee, Youngjae Kim, Enabling Manycore Scalability in F2FS Metadata for unlink() Operation, Poster Presentation, Systor, Virtual, June 2021. [Acceptance Rate: 10/18 = 55.6%] [pdf] [poster]
Min-Gyo Jeong, Chang-Gyu Lee, Donggyu Park, Sungyong Park, Youngjae Kim, Jungki Noh, Woosuk Chung, Kyoung Park, GPUKV: Towards a GPU-Driven Computing on Key-Value SSD, Poster Presentation, HotStorage, Virtual, July 13-14, 2020. [poster and video]
Jinwoo Ahn, Seungjin Lee, Jinhoon Lee, Yungwoo Ko, Donghyun Min, Junghee Lee, Youngjae Kim, SGX-SSD: A Policy-based Versioning SSD with Intel SGX, Poster Presentation, HotStorage, Virtual, July 13-14, 2020. [poster and video] [arXiv]
Safdar Jamil, Awais Khan, Youngjae Kim, Exploring Data Deduplication in LSM Tree-based Key-Value Stores, Work-In-Progress, FAST, Virtual, San Jose, CA, February, 2022. [pdf] [talk] [video]
Junghee Lee, Donghyun Min, Donggyu Park, Sungyong Park, Youngjae Kim, Low-Cost Autonomous Backup Mechanism in SSD against Ransomware, Work-In-Progress, FAST, San Jose, CA, February, 2018.
Chang-Gyu Lee, Hyunki Byun, Sungyong Park, Youngjae Kim, Employing NVM for Non-blocking Segment Cleaning in F2FS, Work-In-Progress, FAST, San Jose, CA, February, 2018.
Donggyu Park, Youngaje Kim, Sungyong Park Junghee Lee, blkCtrace: Lightweight Block I/O Layer Content Tracing on Linux, Work-In-Progress, FAST, San Jose, CA, February, 2018.
Awais Khan, Changgyu Lee, Sungyoung Park, Youngjae Kim, Tagged Consistency and Garbage Identification in Deduplication-enabled Storage Systems, Work-In-Progress, FAST, San Jose, CA, February, 2018.