Research
Research Topics
High-performance storage systems
Low-latency I/O stack for ultra low-latency SSDs
Low-latency I/O schedulers
Storage systems structure for limited DRAM scaling
Memory management unit extension for low-latency SSDs
Performance profiling
Sampling-based profiling of on-/off-CPU events
Virtual speedup of off-CPU events
Distributed virtual speedup based causality analysis
Target applications: distributed deep-learning, High-performance computing
On-device machine learning
Memory-efficient machine learning inference
Flash SSD-friendly I/O streaming/prefetching/caching
Model compression/quantization
Cloud Infrastructure
High-performance memory-efficient microVM architecture
Secure serverless computing infrastructure
Performance/energy efficient serverless infrastructure
Current Research Projects
Research on Edge-Native Operating Systems for Edge Micro-Data-Centers, Institute for Information & Communication Technology Promotion (IITP), Apr. 2021 ~ Dec 2024 (Co-PI)
Operating Systems for Next Generation Supercomputers, National Research Foundation of Korea (NRF), Jul. 2020 ~ Oct. 2024 (PI)
Causal Profiling for Heterogeneous Systems, National Research Foundation of Korea (NRF), Sep. 2020~ Feb. 2024 (PI)
Demand Paging Acceleration for Mobile Systems, 삼성미래기술육성센터, Mar. 2021 ~ Feb. 2023 (PI)
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