Publications
Ditto: Online Memory Rightsizing and Value-Aware Eviction for Reducing Cold Starts in Serverless Platforms
Dongjae Lee, Kyuli Park, Yeonwoo Jeong, Hongsu Byun and Sungyong Park
In Proceedings of the IEEE International Conference on Cloud Computing (Cloud) (2026), Sydney, Australia, July 13-18, 2026. (Acceptance rate: 23%)
CALL: Context-Aware Low-Latency Retrieval in Disk-Based Vector Databases
Yeonwoo Jeong, Hyunji Cho, Kyuli Park, Youngjae Kim, and Sungyong Park
In Proceedings of the International Conference on High Performance Computing, Data, and Analytics (HiPC) (2025), Hyderabad, India, Dec 12-17, 2025. (Acceptance rate: 22.4%), (Distinguished Paper Award Nominee)
StreamRAG: A High-Performance Lock-Aware and Traffic-Aware Query Coordinator in RAG System
Yeonwoo Jeong, Kyuli Park, and Sungyong Park
In Proceedings of the International Symposium on Cluster, Cloud and Internet Computing (CCGrid) (2025), Tromsø, Norway, May 19-22, 2025. (Acceptance rate: 25.1%)
Towards an Asynchronous Commit in Micro-batch Streaming Systems with Log-Structured Merge-tree based Key-Value Store
Kyuli Park, Dongjae Lee, Yeonwoo Jeong, and Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (Cluster Computing), Vol.28, No. 420, July 31, 2025. (Q1, IF: 5.5)
dStream: An Online-based Dynamic Operator-level Query Mapping Scheme on Discrete CPU-GPU Architectures,
Gyeonghwan Jung, Yeonwoo Jeong, Kyuri Park, Dongjae Lee, Hongsu Byun, Suyeon Lee, and Sungyong Park
IEEE Access, Vol.13, pp. 8239-8256, December 4, 2024 (Q2, IF: 4.2)
Performance Improvement via Asynchronous Commit Mechanism in LSM-based Stateful Streaming System
Kyuli Park, Yeonwoo Jeong, Jeeseob Kim, and Sungyong Park
Korean Institute of Information Scientists and Engineers (KIISE), Vol.30, No. 1, Jan 1, 2024.
MFence: Defending Against Memory Access Interference in a Disaggregated Cloud Memory Platform
Jinhoon Lee, Yeonwoo Jeong, Suyeon Lee, Safdar Jamil, Sungyong Park, Kwangwon Koh, Hongyeon Kim, Kangho Kim, and Youngjae Kim
In Proceedings of ACM/SIGAPP Symposium on Applied Computing (SAC), Tallinn, Estonia, Mar 27-31, 2023. (Acceptance rate: 23.8%)
Empirical Analysis of Disaggregated Cloud Memory on Memory Intensive Applications
Yeonwoo Jeong, GyeongHwan Jung, Kyuli Park, Youngjae Kim, and Sungyong Park
Journal of Semiconductor Technology and Science (JSTS), Vol.23, No. 5, pp.272-282, Oct 1, 2023 (Q3, IF: 1)
zStream: Towards a Low Latency Micro-Batch Streaming System
Suyeon Lee, Yeonwoo Jeong, Kyuli Park, GyeongHwan Jung, and Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (Cluster Computing), Vol.26, pp. 2773-2787, Oct 14, 2022. (Q1, IF: 5.5)
Towards Energy-Efficient Service Scheduling in Federated Edge Clouds
Yeonwoo Jeong, Esrat Maria, and Sungyong Park
Cluster Computing: The Journal of Networks, Software Tools and Applications (Cluster Computing), Vol.26, pp. 2591-2603, June 19, 2021. (Q1, IF: 5.5)
Q-Spark: QoS Aware Micro-batch Stream Processing System Using Spark
Suyeon Lee, Yeonwoo Jeong, Minwoo Kim, and Sungyong Park
International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) (2021), Virtual, September 27, 2021.
An Energy-Efficient Service Scheduling Algorithm in Federated Edge Cloud
Yeonwoo Jeong, Esrat Maria, and Sungyong Park
International Workshop on Autonomic Management of high performance Grid and Cloud Computing (AMGCC) (2021), Virtual, Aug 17, 2020.