Underlines denote students I currently (co-)advise or (have) advised, and myself.
In Submission
C. Lee et al, Afterburner: A Unified Framework for Computational Storage on CSD and Commodity Hardware, IEEE CAL (under submission)
Y. Cho et al, Optimizing Multi-level Checkpointing for Distributed Deep Learning Workloads on Cloud Spot VM Clusters, IEEE Access (under submission)
J. Park et al, NVMe Protocol Variants Suitable for KV Interface and Their Utility, (under submission)
J. Safdar et al, Elastic Deduplication Controller for LSM-tree Key-Value Store, (under submission)
2024
Conference/Workshop
Ensuring Compaction and Zone Cleaning Efficiency through Same-Zone Compaction in ZNS Key-Value Store
Sungjin Byeon, Joseph Ro, Junyeong Han, Jeong-Uk Kang, Youngjae Kim
In Proceedings of the International Conference on Massive Storage Systems and Technology (MSST), Santa Clara, CA, June, 2024. [pdf] [talk]
[BK Plus] [KIISE Outstanding]DeepVM: Integrating Spot and On-Demand VMs for Cost-Efficient Deep Learning Clusters in the Cloud
Yoochan Kim, Kihyun Kim, Yonghyeon Cho, Jinwoo Kim, Awais Khan, Ki-Dong Kang, Baik-Song An, Myung-Hoon Cha, Hong-Yeon Kim, Youngjae Kim
In Proceedings of the IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2024), Philadelphia, May, 2024. [arXiv] [pdf] [talk]
[BK Plus] [KIISE Outstanding]
Journal
An Analytical Model-based Capacity Planning Approach for Building CSD-based Storage Systems
Hongsu Byun, Safdar Jamil, Jungwook Han, Sungyong Park, Myungcheol Lee, Changsoo Kim, Beongjun Choi, Youngjae Kim
ACM Transactions on Embedded Computing Systems (TECS) (2023), (accepted) [pdf]Provisioning CSD-based Storage Systems with Erasure-Coding Offloaded to the CSD
Hongsu Byun, Safdar Jamil, Junghyun Ryu, Sungyong Park, Myungcheol Lee, Sung-Soon Park, Youngjae Kim
Journal of Semiconductor Technology and Science, vol. 24, no. 1, pp.273-282, February 2024. [pdf]OctoFAS: A Two-Level Fair Scheduler for Enhancing Fairness in Network-based Key-Value Storage
Yeohyeon Park, Junhyeok Park, Junghwan Park, Awais Khan, Kyungpyo Kim, Sung-Soon Park, Youngjae Kim
MDPI Electronics (Electronics) (2024), Vol.13, No. 3, February 2024. [pdf]
2023
Conference/Workshop
OctoKV: An Agile Network-based Key-Value Storage System with Robust Load Orchestration
Yeohyeon Park, Junhyeok Park, Awais Khan, Jungwhan Park, Chang-Gyu Lee, Woosuk Chung, Youngjae Kim
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2023), Stony Brook, NY, USA, October 16-18, 2023. [pdf]
[Acceptance Rate: 30.0%]
[BK Plus] [KIISE Outstanding]KV-CSD: A Hardware-Accelerated Key-Value Store for Data-Intensive Applications
Inhyuk Park, Qing Zeng, Dominic Manno, Soonyeoal Yang, Jason Lee, David Bonnie, Bradley Settlemyer, Youngjae Kim, Woosuk Chung, Gray Grider
In Proceedings of the IEEE International Conference on Cluster Computing (CLUSTER), Santa Fe, NM, October, 2023. [pdf]
[Acceptance Rate: 32/130 = 24.6%]
[BK Plus] [KIISE Outstanding]A Free-Space Adaptive Runtime Zone-Reset Algorithm for Enhanced ZNS Efficiency
Sungjin Byeon, Joseph Ro, Safdar Jamil, Jeong-Uk Kang, Youngjae Kim
In Proceedings of the 14th ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) (2023), Boston, MA, USA, July 9, 2023. [pdf] [talk]
[Acceptance Rate: 17/43 = 39.5%]Iterator Interface Extended LSM-tree-based KVSSD for Range Queries
Seungjin Lee, Changgyu Lee, Donghyun Min, Inhyuk Park, Woosuk Chung, Anand Sivasubramaniam, Youngjae Kim
In Proceedings of the 16th ACM International Systems and Storage Conference (SYSTOR) (2023), Haifa, Israel, June 2023. [pdf] [talk]
[Acceptance Rate: 12/30 = 40.0%, 12 full papers accepted out of 30 submitted]
[KIISE Outstanding]MFence: Defending Against Memory Access Interference in a Disaggregated Cloud Memory Platform
Jinhoon Lee, Yeonwoo Jung, Suyeon Lee, Safdar Jamil, Sungyong Park, Kwangwon Koh, Hongyeon Kim, Kangho Kim, Youngjae Kim
In Proceedings of the 38th ACM/SIGAPP Symposium On Applied Computing (SAC) (2023) (Operating Systems Track), March 27-31, 2023. [pdf] [talk]
[BK Plus]
Journal
Empirical Analysis of Disaggregated Cloud Memory on Memory Intensive Applications
Yeonwoo Jeong, Gyeonghwan Jung, Kuri Park, Youngjae Kim, Sungyong Park
Journal of Semiconductor Technology and Science, vol. 23, no. 5, pp.273-282, Oct. 2023. [pdf]A Multi-Tenant Key-Value SSD with Secondary Index for Search Query Processing and Analysis
Donghyun Min, Kihyun Kim, Chaewon Moon, Awais Khan, Seungjin Lee, Changhwan Yun, Woosuk Chung, Youngjae Kim
ACM Transactions on Embedded Computing Systems (TECS) (2023), Vol.22, Issue 4, No. 65, pp. 1-27, July 2023. [pdf]Preemptive Zone Reset Design within Zoned Namespace SSD Firmware
Siu Jung, Seungjin Lee, Jungwook Han, Youngjae Kim
MDPI Electronics (Electronics) (2023), Vol.12, No. 4, February 2023. [pdf]
2022
Conference/Workshop
BTS: Exploring Effects of Background Task-Aware Scheduling for Key-Value CSDs
Yeohyeon Park, Chang-Gyu Lee, Seungjin Lee, Inhyuk Park, Soonyeal Yang, Woosuk Chung, Youngjae Kim
In Proceedings of the 7th International Parallel Data Systems Workshop (PDSW) held in conjunction with SC22, Dallas, TX, November 2022. [pdf] [talk]DENKV: Addressing Design Trade-offs of Key-value Stores for Scientific Applications
Safdar Jamil, Awais Khan, Kihyun Kim, Jae-Kook Lee, Dosik Ahn, Taeyoung Hong, Sarp Oral, Youngjae Kim
In Proceedings of the 7th International Parallel Data Systems Workshop (PDSW) held in conjunction with SC22, Dallas, TX, November 2022. [pdf] [talk]Compaction-Aware Zone Allocation for LSM based Key-Value Store on ZNS SSDs
Hee-Rock Lee, Chang-Gyu Lee, Seungjin Lee, Youngjae Kim
In Proceedings of the 14th ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) (2022), Virtual, June 27-28, 2022. [pdf] [talk]
[Acceptance Rate: 19/47 = 40.0%]DeNOVA: Deduplication Extended NOVA File System
Hyungjoon Kwon, Yonghyeon Cho, Awais Khan, Yeohyeon Park, Youngjae Kim
In Proceedings of the 36th IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS) (2022), Lyon, France, May 30-June 3, 2022. [pdf] [talk]
[Acceptance Rate: 123/474 = 25.9%]
Invited session presentation, IEEE NVMSA 2022 (Virtual)
[BK Plus] [KIISE Outstanding]
Journal
Scalable NUMA-aware Persistent B+-tree for Non-Volatile Memory Devices
Safdar Jamil, Abdul Salam, Awais Khan, Bernd Burgstaller, Sung-Soon Park, Youngjae Kim
Cluster Computing: The Journal of Networks, Software Tools and Applications, published online, November 2022. [pdf]Future-based Persistent Spatial Data Structure for NVM-based Manycore Machines
Abdul Salam, Safdar Jamil, Sungwon Jung, Sung-Soon Park, Youngjae Kim
IEEE Access (2022), Vol.10 , pp. 114711-114724, October 2022. [pdf]A Content-based Ransomware Detection and Backup Solid-State Drive for Ransomware Defense
Donghyun Min, Yungwoo Ko, Ryan Walker, Junghee Lee, Youngjae Kim
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD) (2022), Vol. 41, No. 7, pp. 2038-2051, July 2022. [pdf]
2021
Conference/Workshop
Is Data Migration Evil in the NVM File System?
Jungwook Han, Hongsu Byun, Hyeongjoon Kown, Sungyong Park, Youngjae Kim
In Proceedings of the 9th International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) held in conjunction with ACSOS21, Virtual, September 27, 2021. [pdf] [talk]Towards Scalable Manycore-aware Persistent B+-Tree for Efficient Indexing in Cloud Environment
Safdar Jamil, Awais Khan, Bernd Burgstaller, Youngjae Kim
In Proceedings of the 9th International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) held in conjunction with ACSOS21, Virtual, September 27, 2021. [pdf] [talk]A Policy-based Versioning SSD with Intel SGX
Jinwoo Ahn, Seungjin Lee, Jinhoon Lee, Yungwoo Ko, Junghee Lee, Youngjae Kim
Cryptography and Security (cs.CR), 14 pages, arXiv:2108.06459 [cs.CR], August 14, 2021. [pdf]Isolating Namespace and Performance in Key-Value SSDs for Multi-tenant Environments
Donghyun Min, Youngjae Kim
In Proceedings of the 13th ACM Workshop on Hot Topics in Storage and File Systems (HotStorage) (2021), Virtual, July 27-28, 2021. [pdf] [talk]
[Acceptance Rate: 15/40 = 37.5%]
[Best Paper Award Nomination]Concurrent File Metadata Structure Using Readers-Writer Lock
Chang-Gyu Lee, Sunghyun Noh, Hyeongu Kang, Soon Hwang, Youngjae Kim
In Proceedings of the 36th ACM/SIGAPP Symposium On Applied Computing (SAC) (2021) (Operating Systems Track), March 22-26, 2021. [pdf] [talk]
[BK Plus]GPUKV: An Integrated Framework with KVSSD and GPU through P2P Communication Support
Min-Gyo Jeong, Chang-Gyu Lee, Dong-Gyu Park, Sungyong Park, Jungki Noh, Woosuk Chung, Kyoung Park, Youngjae Kim
In Proceedings of the 36th ACM/SIGAPP Symposium On Applied Computing (SAC) (2021) (Operating Systems Track), March 22-26, 2021. [pdf] [talk]
[BK Plus]An Analysis of System Balance and Architectural Trends Based on Top500 Supercomputers
Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Ali Butt, Youngjae Kim
In Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia) (2021), January 20-22, 2021. [pdf] [talk]
Journal
A Probabilistic Machine Learning Approach to Scheduling Parallel Loops with Bayesian Optimization
Khu-rai Kim, Youngjae Kim, Sungyong Park
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2020), Vol. 32, No. 7, pp. 1815-1827, July 2021. [pdf]MOSIQS: Persistent Memory Object Storage with Metadata Indexing and Querying for Scientific Computing
Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Youngjae Kim
IEEE Access (2021), Vol.09 , pp. 85217-85231, June 2021. [pdf]A GPU Scheduling Framework to Accelerate Hyper-Parameter Optimization in Deep Learning Clusters
Jaewon Son, Yonghyuk Yoo, Khu-rai Kim, Youngjae Kim, Kwonyong Lee, Sungyong Park
MDPI Electronics, Vol.10, No. 3, February 2021. [pdf]Parallelizing Shared File I/O Operations of NVM File System for Manycore Servers
June-Hyung Kim, Youngjae Kim, Safdar Jamil, Chang-Gyu Lee, Sungyong Park
IEEE Access (2021), Vol.09 , pp. 24570-24585, January 2021. [pdf]
2020
Conference/Workshop
A NUMA-aware NVM File System Design for Manycore Server Applications
June-Hyung Kim, Youngjae Kim, Safdar Jamil, Sungyong Park
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2020), Nice, France, November 17-19, 2020. [pdf] [talk]
[Acceptance Rate: 27.0%]
[BK Plus] [KIISE Outstanding]Persistent Memory Object Storage and Indexing for Scientific Computing
Awais Khan, Hyogi Sim, Sudharshan S. Vazhkudai, Jinsuk Ma, Myeong-Hoon Oh, Youngjae Kim
In Proceedings of the Workshop of Memory Centric High Performance Computing (MCHPC) (2020) held in conjunction with SC20, November 11, 2020. [pdf] [talk]DiskShield: A Data Tamper-Resistant Storage for Intel SGX
Jinwoo Ahn, Junghee Lee, Yungwoo Ko, Donghyun Min, Jiyoon Park, Sungyong Park, Youngjae Kim
In Proceedings of the 15th ACM ASIA Conference on Computer and Communications Security (ASIACCS) (2020), Taipei, Tiwan, October 5-9, 2020. [pdf] [talk]
[Acceptance Rate: 67/308=21.7%]
[BK Plus] [KIISE Outstanding]ScaleML: Machine Learning based Heap Memory Object Scaling Prediction
Joongeon Park, Safdar Jamil, Awais Khan, Sangkeun Lee, Youngjae Kim
In Proceedings of the IEEE Non-Volatile Memory Systems and Applications (NVMSA) (2020), Korea, August, 2020. [pdf] [talk]
Journal
A Content Fingerprint-based Cluster-wide Inline Deduplication for Shared-Nothing Storage Systems
Awais Khan, Prince Hamandawana, Youngjae Kim
IEEE Access (2020), Vol.08 , pp. 209163-209180, November 2020. [pdf]PhantomFS-v2: Dare You To Avoid This Trap
Jiwon Choi, Hwiwon Lee, Younggi Park, Huy Kang Kim, Junghee Lee, Youngjae Kim, Gyuho Lee, Shin-Woo Shim, Taeyu Kim
IEEE Access (2020), Vol.08 , pp. 198285-198300, October 2020. [pdf]An Integrated Indexing and Search Service for Distributed File Systems
Hyogi Sim, Awais Khan, Sudharshan Vazhkudai, Seung-Hwan Lim, Ali Butt, Youngjae Kim
IEEE Transactions on Parallel and Distributed Systems (TPDS), Vol. 31, No. 10, pp. 2375-2391, October 2020. [pdf]GARNET: Improving Throughput using Gas Consumption-aware Relocation in Ethereum Sharding Environments
Sangyeon Woo, Jeho Song, Sanghyeok Kim, Youngjae Kim, Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (2020), Vol.23, No. 3, pp. 2235-2247, September 2020. [pdf]Low-overhead Dynamic Sharing of Graphics Memory Space in GPU Virtualization Environments
Minwoo Gu, Young-Hoon Park, Youngjae Kim, Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (2020), Vol.23, No. 3, pp. 2167-2178, September 2020. [pdf]Crocus: Enabling Computing Resource Orchestration for Inline Cluster-wide Deduplication on Scalable Storage Systems
Prince Hamandawana, Awais Khan, Chang-Gyu Lee, Sungyong Park, Youngjae Kim
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2020), Vol. 31, No. 8, pp. 1740-1753, August 2020. [pdf]Optimizing Heap Memory Object Placement in the Hybrid Memory System with Energy Constraints
Taeuk Kim, Safdar Jamil, Joongeon Park, Youngjae Kim
IEEE Access (2020), Vol.08 , pp. 130323-130339, July 2020. [pdf]
2019
Conference/Workshop
iLSM-SSD: An Intelligent LSM-tree based Key-Value SSD for Data Analytics
Chang-Gyu Lee, Hyeongu Kang, Donggyu Park, Sungyong Park, Youngjae Kim, Jungki Noh, Woosuk Chung, Kyoung Park
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2019), Rennes, France, October 22-25, 2019. [pdf] [talk]
[Acceptance Rate: 29/122 = 23.8%]
[BK Plus] [KIISE Outstanding]Towards Robust Data-driven Parallel Loop Scheduling Using Bayesian Optimization
Khu-rai Kim, Youngjae Kim, Sungyong Park
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2019), Rennes, France, October 22-25, 2019. [pdf] [talk]
[Acceptance Rate: 32.0%, 39 papers accepted for 29 regular and 10 short papers combined out of 122 submitted]
[BK Plus] [KIISE Outstanding]pNOVA: Optimizing Shared File I/O Operations of NVM File System on Manycore Servers
June-Hyung Kim, Jangwoong Kim, Hyeongu Kang, Chang-Gyu Lee, Sungyong Park, Youngjae Kim
In Proceedings of the 10th ACM SIGOPS Asia-Pacific Workshop on Systems (APSys) (2019), Hangzhou, China, August 19-20, 2019. [pdf] [talk]
[Acceptance Rate: 15/35 = 42.8%]Write Optimization of Log-structured Flash File System for Parallel I/O on Manycore Servers
Chang-Gyu Lee, Hyunki Byun, Sunghyun Noh, Hyeongu Kang, Youngjae Kim
In Proceedings of the 12th ACM International Systems and Storage Conference (SYSTOR) (2019), Haifa, Israel, June 2019. [pdf] [talk]
[Acceptance Rate: 14/44 = 31.8%, 14 full papers accepted out of 44 submitted]
[KIISE Outstanding]Gas Consumption-aware Dynamic Load Balancing in Ethereum Sharding Environments
Sanghyeok Kim, Jeho Song, Sangyeon Woo, Youngjae Kim, Sungyong Park
In Proceedings of the International Workshop on Autonomic Management of Grid and Cloud Computing (AMGCC) (2019), Umea, Sweden, June 20, 2019. [pdf]
Journal
SCISPACE: A Scientific Collaboration Workspace for GeoDistributed HPC Data Centers
Awais Khan, Taeuk Kim, Hyunki Byun, Youngjae Kim
Future Generation Computer Systems (FGCS) (2019), Vol 101, December 2019, pp. 398-409.
[5-Year IF: 5.768] [pdf]iStore: Towards the Optimization of Federation File Systems
Awais Khan, Muhammad Attique, Youngjae Kim
IEEE Access (2019), Vol. 7, No. 1, pp. 65652-65666, December 2019. [pdf]Understanding the Performance of Storage Class Memory Filesystems in the NUMA architecture
Jangwoong Kim, Youngjae Kim, Awais Khan, Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), 22(2): 347-360, June 2019. [pdf]A Programmable Shared-Memory System for an Array of Processing-In-Memory Devices
Sangken Lee, Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), 22(2): 385-398, June 2019. [pdf]FTLADS: Fault-Tolerant Object-Logging based Big Data Transfer System using Layout-Aware Data Scheduling
Kasu Preethika, Taeuk Kim, Jung-Ho Um, Kyungsoo Park, Scott Atchley, Youngjae Kim
IEEE Access (2019), Vol. 7, No. 1, pp. 37448-37462, March 2019. [pdf]RFTL: Improving Performance of Selective Caching-based Page-level FTL through Replication
Ronnie Mativenga, Joon-Young Paik, Youngjae Kim, Junghee Lee, Tae-Sun Chung
Cluster Computing: The Journal of Networks, Software Tools and Applications (2019), Vol. 22, No. 1, pp. 25-41, March 2019. [pdf]Amoeba: An Autonomous Backup and Recovery SSD for Ransomware Defense
Donghyun Min, Donggyu Park, Jinwoo Ahn, Ryan Walker, Junghee Lee, Sungyong Park, Youngjae Kim
Invited Session Presentation of 2018 Best CAL Papers, HPCA, Washington DC, USA, February 16-20, 2019. [talk]An Analysis Workflow-Aware Storage System for Multi-Core Active Flash Arrays
Hyogi Sim, Geffroy Vall ´ee, Youngjae Kim, Sudharshan Vazhkudai, Devesh Tiwari, Ali Butt
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2019), Vol. 30, No. 2, pp. 271-285, February 2019. [pdf]
2018 and Before
Conference/Workshop
A Robust Fault-Tolerant and Scalable Cluster-wide Deduplication for Shared-Nothing Storage Systems
Awais Khan, Chang-Gyu Lee, Prince Hamandawana, Sungyong Park, Youngjae Kim
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2018), Milwaukee, WI, USA, September 25-28, 2018. [pdf] [talk]
[BK Plus] [KIISE Outstanding]DymGPU: Dynamic Memory Management for Sharing GPUs in Virtualized Clouds
Young-Hoon Park, Minwoo Gu, Sungju Yoo, Youngjae Kim, Sungyong Park
In Proceedings of the International Workshop on Autonomic Management of Grid and Cloud Computing (AMGCC) (2018), Trento, Italy, September, 2018. [pdf]EdgeStore: A Single Namespace and Resource-aware Federation File System for Edge Servers
Awais Khan, Muhammad Attique, Youngjae Kim, Sungyong Park, Byungchul Tak
In Proceedings of the 2018 IEEE International Conference on Edge Computing (EDGE) (2018) (Edge Cooperation Track), San Francisco, CA, July 2018. [pdf]Understanding Object-level Memory Access Patterns Across the Spectrum
Xu Ji, Chao Wang, Nosayba El-Sayed, Xiaosong Ma, Youngjae Kim, Sudharshan S. Vazhkudai, Wei Xue, Daniel Sanchez
In Proceedings of the 2017 ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2017), Denver, CO, November 2017. [pdf] [talk]
[Acceptance Rate: 61/327 = 18.9%]
[BK Plus] [KIISE Top]TagIt: An Integrated Search and Discovery Service for File Systems
Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai, Geoffroy R. Valle ́e, Seung-Hwan Lim, Ali Butt
In Proceedings of the 2017 ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2017), Denver, CO, November 2017. [pdf] [talk]
[Acceptance Rate: 61/327 = 18.9%]
[BK Plus] [KIISE Top]ZonFS: A Storage Class Memory File System with Memory Zone Partitioning on Linux
Jang Woong Kim, Jae-Hoon Kim, Awais Khan, Youngjae Kim, Sungyong Park
In Proceedings of the 5th International Workshop on Autonomic Management of High performance Grid and Cloud Computing (AMGCC) (2017), Tucson, AZ, USA, September, 2017. [pdf]Vulnerability Analysis of On-Chip Access-Control Memory
Chintan Chavda, Ethan C. Ahn, Yu-Sheng Chen, Youngjae Kim, Kalidas Ganesh, Junghee Lee
In Proceedings of the 9th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage) (2017), Santa Clara, CA, July 10-11, 2017. [pdf] [talk]
[Acceptance Rate: 21/51 = 41.1%]AnalyzeThat: A Programmable Shared-Memory System for an Array of Processing-In-Memory Devices
Sangken Lee, Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai
In Proceedings of the IEEE/ACM International Symposium on Cluster, Cloud and Grid Computing (CCGRID) (2017), Madrid, Spain, May 2017. [pdf] [talk]
[BK Plus] [KIISE Outstanding]AnalyzeThis: An Analysis Workflow-Aware Storage System
Hyogi Sim, Youngjae Kim, Sudharshan Vazhkudai, Devesh Tiwari, Ali Anwar, Ali Butt, Lavayna Ramakrishnan
In Proceedings of the 2015 ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2015), Austin, TX, November 2015. [pdf]
[Acceptance Rate: 79/358 = 22.0%]
[BK Plus] [KIISE Top]LADS: Optimizing Data Transfers Using Layout-Aware Data Scheduling
Youngjae Kim, Scott Atchley, Geoffroy R. Vallee, Galen M. Shipman
In Proceedings of the USENIX Conference on File and Storage Technologies (FAST) (2015), San Jose, CA, February, 2015. [pdf] [talk]
[Acceptance Rate: 28/130 = 21.5%]
[BK Plus] [KIISE Top]Understanding I/O Characteristics of a Peta-scale Storage System
Youngjae Kim, Raghul Gunasakaren
Journal of Supercomputing: An International Journal of High-Performance Computer Design, Analysis, and Use (2015), Vol. 71, No. 3, pp. 761-780, March 2015. [pdf]Best Practices and Lessons Learned from Deploying and Operating Large-Scale Data-Centric Parallel File Systems
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
In Proceedings of the 2014 ACM/IEEE International Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2014), New Orleans, LA, November 16-21, 2014. [pdf]
[Acceptance Rate: 82/394=21.3%]
[BK Plus] [KIISE Top]Feedback Computing in Leadership Compute Systems
Raghul Gunasakaren, Youngjae Kim
In Proceeding of the 9th USENIX International Workshop on Feedback Computing, co-located with USENIX ATC, Philadelphia, PA, June 2014. [pdf]End-to-End Data Movement Using MPI-IO Over Routed Terabits Infrastructures
Geoffroy R. Vallee, Scott Atchley, Youngjae Kim, Galen M. Shipman
In Proceedings of the IEEE/ACM International Workshop on Network-aware Data Management (NDM) (2013), co-located with SC13, Denver CO, November 2013. [pdf]OLCF’s 1TB/s, Next-Generation Spider File System
David Dillow, Sarp Oral, Douglas Fuller, Jason Hill, Dustin Leverman, Sudharshan Vazhkudai, Feiyi Wang, Youngjae Kim, James H. Rogers, James Simmons, Ross G. Miller
In Proceedings of the Cray User Group conference (CUG) (2013), Napa Valley, CA, May 6-9, 2013. [pdf]Active Flash: Towards Energy-Efficient, In-Situ Data Analytics on Extreme-Scale Machines
Devesh Tiwari, Simona Bobila, Sudharshan Vazhkudai, Youngjae Kim, Xiaosong Ma, Peter Desnoyers, Yan Solin
In Proceedings of the USENIX Conference on File and Storage Technologies (FAST) (2013), San Jose, CA, February, 2013. [pdf]
[Acceptance Rate: 24/127 = 18.9%]
[BK Plus] [KIISE Top]Reducing Data Movement Costs using Energy-Efficient Active, Computation on SSD
Devesh Tiwari, Sudharshan Vazhkudai, Youngjae Kim, Xiaosong Ma, Simona Boboila, Peter Desnoyers
In Proceedings of the USENIX Workshop on Power-Aware Computing and Systems (HotPower) (2012), co-located with OSDI, Hollywood, CA, October 2012. [pdf]
[Acceptance Rate: 10/39 = 25.6%]D-Factor: A Quantitative Model of Application Slow-Down in Shared Service Systems with Multiple Resources
Seung-Hwan Lim, Jae-Seok Huh, Youngjae Kim, Galen M. Shipman, Chita Das
In Proceedings of the ACM Int'l Conference on Measurement and Modeling of Computer Systems (SIGMETRICS) (2012), London, United Kingdom, June 11-15, 2012. [pdf] [talk]
[Acceptance Rate: 31/203 = 15.2%]
[BK Plus] [KIISE Top]NVMalloc: Exposing an Aggregate SSD Store as a Memory Partition in Extreme-Scale Machines
Chao Wang, Sudharshan Vazhkudai, Xiaosong Ma, Fei Meng, Youngjae Kim, Christian Engelmann
In Proceedings of the IEEE Int'l Parallel and Distributed Processing Symposium (IPDPS) (2012), Shanghai, China, May 21-25, 2012. [pdf]
[Acceptance Rate: 118/569 = 20.7%]
[BK Plus] [KIISE Outstanding]A Next-Generation Parallel File System Environment for the OLCF
Galen M. Shipman, David Dillow, Doug Fuller, Raghul Gunasekaran, J. Hill, Youngjae Kim, Sarp Oral, Doug Reitz, James Simmons, Feiyi Wang
In Proceedings of the Cray User Group conference (CUG) (2012), Stuttgart, Germany, April 29-May 3, 2012. [pdf]Active Flash: Out-of-core Data Analytics on Flash Storage
Simona Boboila, Youngjae Kim, Sudharshan Vazhkudai, Peter Desnoyers, Galen M. Shipman
In Proceedings of the IEEE Symposium on Massive Storage Systems and Technologies (MSST) (2012), Monterey, CA, April 16-20, 2012. [pdf] [talk]
[Acceptance Rate: 14/57 = 24.5%]
[BK Plus] [KIISE Outstanding]Enhancing I/O Throughput via Efficient Routing and Placement for Large-scale Parallel File Systems
David Dillow, Sarp Oral, Galen M. Shipman, Zhe Zhang, Youngjae Kim
In Proceedings of the IEEE Int’l Performance Computing and Communications Conference (IPCCC) (2011), Orlando, FL, November 17-19, 2011. [pdf]
[Acceptance Rate: 36/129 = 27.9%]HybridStore: A Cost-Efficient, High-Performance Storage System Combining SSDs and HDDs
Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar, Piotr Berman, Anand Sivasubramaniam
In Proceedings of the IEEE Int'l Symposium on Modeling, Analysis and Simulation of Computer and Telecommunication Systems (MASCOTS) (2011), Singapore, July 25-27, 2011. [pdf] [talk]
[Acceptance rate: 41/157 = 26.1%]
[BK Plus] [KIISE Outstanding]Provisioning a Multi-Tiered Data Staging Area for Extreme-Scale Machines
Ramya Prabhakar, Sudharshan Vazhkudai, Youngjae Kim, Ali Butt, Min Li, Mahmut Kantemir
In Proceedings of the International Conference on Distributed Computing Systems (ICDCS) (2011), Minneapolis, Minnesota, June 20-24, 2011. [pdf]
[Acceptance Rate: 87/565 = 15.1%]
[BK Plus] [KIISE Outstanding]Migration, Assignment, and Scheduling of Jobs in Virtualized Environment
Seung-Hwan. Lim, Jae-Seok. Huh, Youngjae Kim, Chita Das
In Proceedings of the USENIX Workshop on Hot Topics in Cloud Computing (HotCloud) (2011), co-located with USENIX ATC, Portland, OR, June 2011. [pdf]
[Acceptance Rate: 23/72 = 31.0%]Harmonia: A Globally Coordinated Garbage Collector for Arrays of Solid-state Drives
Youngjae Kim, Sarp Oral, Galen M. Shipman, Junghee Lee, David Dillow, Feiyi Wang
In Proceedings of the IEEE Symposium on Massive Storage Systems and Technologies (MSST) (2011), Denver, Colorado, May 23-27, 2011. [pdf] [talk]
[Acceptance Rate: 15/63 = 23.8%]
[BK Plus] [KIISE Outstanding]A Semi-Preemptive Garbage Collector for Solid State Drives
Junghee Lee, Youngjae Kim, Galen M. Shipman, Sarp Oral, Feiyi Wang, Jongman Kim
In Proceedings of the IEEE Int'l Symposium on Performance Analysis of Systems and Software (ISPASS) (2011), Austin, TX, April 10-12, 2011. [pdf]
[Best Paper Award Nomination]
[BK Plus] [KIISE Outstanding]Workload Characterization of a Leadership Class Storage
Youngjae Kim, Raghul Gunasekaran, Galen M. Shipman, David Dillow, Zhe Zhang, Brad Settlemyer
In Proceedings of the Petascale Data Storage Workshop in conjunction with SC (PDSW) (2010), held in conjunction with SC10, New Orleans, LA, November 2010. [pdf] [talk]Functional Partitioning to Optimize End-to-End Performance on Many-Core Architectures
Min Li, Sudharshan Vazhkudai, Ali Butt, Fei Meng, Xiaosong Ma, Youngjae Kim, Christian Engelmann, Galen M. Shipman
In Proceedings of the IEEE/ACM Int'l Conference on High Performance Computing, Networking, Storage and Analysis (SC) (2010), New Orleans, LA, November 2010. [pdf]
[Acceptance Rate: 51/253 = 20.1%]
[BK Plus] [KIISE Top]Measurement, Modeling, and Analysis of a Large-scale Blog Sever Workload
Myoungjae Jeon, Jae-Ho Hwang, Youngjae Kim, Jae-Wan. Jang, Joonwon Lee, Euiseong Seo
In Proceedings of the International Symposium on Social Computing Applications (SCA) (2010), Minneapolis, MN, August 2010. [pdf]
[Invited paper, only 15% selected from SocialCom-10 submissions]FlashSim: A Simulator for NAND Flash-based Solid-State Drives
Youngjae Kim, Brendan Tauras, Aayush Gupta, Bhuvan Urgaonkar
In Proceedings of the International Conference on Advances in System Simulation (SIMUL) (2009), Porto, Portugal, September 2009. [pdf]
[Acceptance Rate: 31.0%]DFTL: A Flash Translation Layer Employing Demand-based Selective Caching of Page-level Address Mappings
Aayush Gupta, Youngjae Kim, Bhuvan Urgaonkar
In Proceedings of the International Conference on Architectural Support for Programming Languages and Operating Systems (ASPLOS) (2009), Washington DC, March 2009. [pdf]
[Acceptance Rate: 29/113 = 21.8%]
[BK Plus] [KIISE Top]Modeling and Managing Thermal Profiles of Rack-mounted Servers with ThermoStat
Jeonghwan Choi, Youngjae Kim, Anand Sivasubramaniam, Jelena Srebric, Qian Wang, Joonwon Lee
In Proceedings of the International Symposium on High Performance Computer Architecture (HPCA) (2007), Phoenix, Arizona, February 2007. [pdf]
[Acceptance Rate: 28/174 = 16.0%]
[Best Paper Award Nomination]
[BK Plus] [KIISE Top]Understanding the Performance-Temperature Interactions in Disk I/O of Server Workloads
Youngjae Kim, Sudhanva Gurumurthi, Anand Sivasubramaniam
In Proceedings of the IEEE Int'l Symposium on High Performance Computer Architecture (HPCA) (2006), Austin, Texas, February 2006. [pdf]
[Acceptance Rate: 26/172 = 15.6%]
[BK Plus] [KIISE Top]Practical Schemes Using Logs for Lightweight Recoverable DSM
Youngjae Kim, Soyeon Park, Seungryoul Maeng
In Proceedings of the International Conference on Parallel and Distributed Computing and Systems (PDCS) (2003), Marina del Rey, CA, November 2003. [pdf]Lightweight Logging and Recovery for Distributed Shared Memory over Virtual Interface Architecture
Soyeon Park, Youngjae Kim, Seungryoul Maeng
In Proceedings of the International Symposium on Parallel and Distributed Computing (ISPDC) (2003), Ljubljana, Slovenia, October 2003. [pdf]
Journal
Amoeba: An Autonomous Backup and Recovery SSD for Ransomware Defense
Donghyun Min, Donggyu Park, Jinwoo Ahn, Ryan Walker, Junghee Lee, Sungyong Park, Youngjae Kim
IEEE Computer Architecture Letters (CAL) (2018), 17(2):245-248 (December 2018). [pdf]
[Acceptance Rate: Approximately 24%]
[2018 Best Paper Award]NUMA-Aware Thread Scheduling for Big Data Transfers over Terabits Network Infrastructure
Taeuk Kim, Awais Khan, Youngjae Kim, Preethika Kasu, Scott Atchley
Scientific Programming (SP) (2018), vol. 2018, Article ID 4120561, 8 pages, 2018. [pdf]FeSSD: A Fast Encrypted SSD Employing On-Chip Access-Control Memory
Junghee Lee, Kalidas Ganesh, Hyuk-Jun Lee, Youngjae Kim
IEEE Computer Architecture Letters (CAL) (2017), 16(2):115-118 (December 2017). [pdf]
[Acceptance Rate: Approximately 24%]LAWC: Optimizing Write Cache using Layout-Aware I/O Scheduling for All Flash Storage
Kalidas Ganesh, Youngjae Kim, Monobrata Debnath, Sungyong Park, Junghee Lee
IEEE Transactions on Computers (TC) (2017), Vol. 66, No. 11, pp. 1890-1902, November 2017. [pdf]A Quantitative Model of Application Slow-Down in Multi-Resource Shared Systems
Seung-Hwan Lim, Youngjae Kim
Performance Evaluation (PEVA) (2017), Vol. 108, pp. 32-47, February 2017. [pdf]Optimizing End-to-End Big Data Transfers over Terabits Network Infrastructure
Youngjae Kim, Scott Atchley, Geoffroy R. Vallée, Sangken Lee, Galen M. Shipman
IEEE Transactions on Parallel and Distributed Systems (TPDS) (2017), Vol. 28, No. 1, pp. 188-201, January 2017. [pdf]Synchronous I/O Scheduling of Independent Write Caches for an Array of SSDs
Junghee Lee, Youngjae Kim, Jongman Kim, Galen Shipman
IEEE Computer Architecture Letters (CAL) (2015), 14(2):79-82 (July 2015). [pdf]
[Acceptance Rate: Approximately 24%]An Empirical Study of Redundant Array of Independent Solid-State Drives (RAIS)
Youngjae Kim
Cluster Computing: The Journal of Networks, Software Tools and Applications (2015), Vol. 18, No. 2, pp. 963-977, June 2015. [pdf]Coordinating Garbage Collection for Arrays of Solid-state Drives
Youngjae Kim, Junghee Lee, Sarp Oral, David Dillow, Feiyi Wang, Galen M. Shipman
IEEE Transactions on Computers (TC) (2014), Vol. 63, No. 4, pp. 888-901, April 2014. [pdf]HybridPlan: A Capacity Planning Technique for Projecting Storage Requirements in Hybrid Storage Systems
Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar, Peter Berman, Anand Sivasubramaniam.
Journal of Supercomputing: An International Journal of High-Performance Computer Design, Analysis, and Use (2014), Vol. 67, No. 1, pp. 277-303, January 2014. [pdf]A Temporal Locality-aware Page-Mapped Flash Translation Layer
Youngjae Kim, Aayush Gupta, Bhuvan Urgaonkar
Journal of Computer Science and Technology (JCST) (2013), Vol. 28, No. 6, pp. 1025-1044, November 2013. [pdf]Preemptible I/O Scheduling of Garbage Collection for Solid-state Drives
Junghee Lee, Youngjae Kim, Galen M. Shipman, Sarp Oral, Jongman Kim
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems (TCAD) (2013), Vol. 32, No. 2, pp. 247-260, February 2013. [pdf]Workload Characterization and Performance Implications of Large-Scale Blog Servers
Myeongjae Jeon, Youngjae Kim, Jaeho Hwang, Joonwon Lee, Euiseong Seo
ACM Transactions on the Web (TWEB) (2012), Vol. 6, No. 4, pp. 1-26, November 2012. [pdf]A Comprehensive Study on Energy Efficiency and Performance of Flash-based SSD
Seonyeong Park, Youngjae Kim, Bhuvan Urgaonkar, Joonwon Lee, Euiseong Seo
Elsevier Journal of System Architecture (JSA) (2011), Vol. 57, No. 4, pp. 354-365, April 2011. [pdf]Managing Thermal Emergencies in Disk-Based Storage Systems
Youngjae Kim, Jeonghwan Choi, Sudhanva Gurumurthi, Anand Sivasubramaniam
Journal of Electronic Packaging, Transactions of the ASME (JEP) (2008), December 2008. [pdf]CFD-based Tool for Studying Temperature in Rack-mounted Servers
Jeonghwan Choi, Youngjae Kim, Anand Sivasubramaniam, Jelena Srebric, Qian Wang, Joonwon Lee
IEEE Transactions on Computers (TC) (2008), Volume 57, Issue 8, Pages 1129-1142, August 2008. [pdf]Using STEAM for Thermal Simulation of Storage Systems
Sudhanva Gurumurthi, Youngjae Kim, Anand Sivasubramaniam
IEEE Micro Special Issue on Computer Architecture Simulation and Modeling (MICRO) (2006), Volume 26, Number 4, Pages 43-51, July/August 2006. [pdf]
Book Chapter
[Book Chapter] Thermal Management for High Performance Storage systems
Youngjae Kim, Sudhanva Gurumurthi, Anand Sivasubramaniam
In the Handbook of Energy-Aware and Green Computing, edited by I. Ahmad and S. Ranka, Chapman and Hall/CRC Press, January 2012.
US Patent
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
Addressing I/O Bottleneck for Large-Scale Deep Learning Applications on HPC Systems
Awais Khan, Soon Hwang, Chris Zimmer, Sarp Oral, Youngjae Kim
Poster Presentation, SOS26, March 2024. [poster]Enabling a Network Key-Value Store with a Key-Value Storage Interface Using the SPDK
Yeohyeon Park, Changgyu Lee, Kyungpyo Kim, Sung-Soon Park, Youngjae Kim
Technical Report, Dept. of Computer Science and Engineering, Sogang University, June 2022. [pdf] [poster]Exploring Data Deduplication in LSM Tree-based Key-Value Stores,
Safdar Jamil, Awais Khan, Youngjae Kim, Exploring Data Deduplication in LSM Tree-based Key-Value Stores
Work-In-Progress, In Proceedings of USENIX Conference on File and Storage Technologies (FAST) (2022), San Jose, CA, February 2022.Enabling Manycore Scalability in F2FS Metadata for unlink() Operation
Soon Hwang, Changgyu Lee, Youngjae Kim
Poster Presentation, Systor, Virtual, June 2021. [Acceptance Rate: 10/18 = 55.6%] [pdf] [poster]GPUKV: Towards a GPU-Driven Computing on Key-Value SSD
Min-Gyo Jeong, Chang-Gyu Lee, Donggyu Park, Sungyong Park, Youngjae Kim, Jungki Noh, Woosuk Chung, Kyoung Park
Poster Presentation, HotStorage, Virtual, July 13-14, 2020. [poster and video]SGX-SSD: A Policy-based Versioning SSD with Intel SGX
Jinwoo Ahn, Seungjin Lee, Jinhoon Lee, Yungwoo Ko, Donghyun Min, Junghee Lee, Youngjae Kim
Poster Presentation, HotStorage, Virtual, July 13-14, 2020. [poster and video] [arXiv]Exploring Data Deduplication in LSM Tree-based Key-Value Stores
Safdar Jamil, Awais Khan, Youngjae Kim
Work-In-Progress, FAST, Virtual, San Jose, CA, February, 2022. [pdf] [talk] [video]Low-Cost Autonomous Backup Mechanism in SSD against Ransomware
Junghee Lee, Donghyun Min, Donggyu Park, Sungyong Park, Youngjae Kim
Work-In-Progress, FAST, San Jose, CA, February, 2018.Employing NVM for Non-blocking Segment Cleaning in F2FS
Chang-Gyu Lee, Hyunki Byun, Sungyong Park, Youngjae Kim
Work-In-Progress, FAST, San Jose, CA, February, 2018.blkCtrace: Lightweight Block I/O Layer Content Tracing on Linux
Donggyu Park, Youngaje Kim, Sungyong Park Junghee Lee
Work-In-Progress, FAST, San Jose, CA, February, 2018.Tagged Consistency and Garbage Identification in Deduplication-enabled Storage Systems
Awais Khan, Changgyu Lee, Sungyoung Park, Youngjae Kim
Work-In-Progress, FAST, San Jose, CA, February, 2018.
Under Submission
B. Min, et. al., PBQ: A Persistent Lock-Free Queue with Batching for Non-Volatile Memory, in progress
Note
BK21 플러스 사업 CS분야 우수국제학술대회: BK Plus로 표시함
정보과학회 소프트웨어분야 우수학술대회: 최우수 논문은 KIISE Top, 우수 논문은 KIISE Outstanding로 표시함
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